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a jogger running at 9 km / hr along side a railway track is 360 m ahead of the engine of a 90 m long train running at 63 km / hr in the same direction . in how much time will the train pass the jogger ? | 0general
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if price of t . v set is reduced by 18 % , then its sale increases by 72 % , find net effect on sale value | 2gain
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teas worth rs . 126 per kg and rs . 135 per kg are mixed with a third variety in the ratio 1 : 1 : 2 . if the mixture is worth rs 155 per kg , the price of the third variety per kg will be ? | 5other
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solution for 4.75 + . 303 + . 432 | 0general
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what number is 70 more than one - fourth of itself ? | 0general
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2 / 3 rd of the boys and 3 / 4 th of the girls of a school participate in a function . if the no . of participating students is 550 , out of which 150 are girls , what is the total no . of students in the school ? | 0general
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length of a rectangular plot is 30 mtr more than its breadth . if the cost of fencin g the plot at 26.50 per meter is rs . 5300 , what is the length of the plot in mtr ? | 1physics
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a bus covered a distance of 250 km , partly at an average speed of 40 kmph and partly at 60 kmph . if the total time taken is 5 hours , then the distance covered at 40 kmph is | 1physics
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how many litres of pure acid are there in 5 litres of a 30 % solution | 2gain
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in a college students can play cricket or basketball . 500 play cricket . 220 played both and 600 played basketball . what is the total strength of college ? | 5other
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if an average hard drive had a capacity of 0.2 tb in 2000 , and average hard drive capacities double every 5 years , what will be the average hard drive capacity in 2050 ? | 0general
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the cricket team of 11 members is 24 yrs old & the wicket keeper is 3 yrs older . if the ages ofthese 2 are excluded , the average age of theremaining players is 1 year less than the average age of the whole team . what is the average age of the team ? | 0general
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what is the least number . which should be added to 0.0320 to make it a perfect square ? | 0general
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a 21 cm long wire is to be cut into two pieces so that one piece will be 2 / 5 th of the other , how many centimeters will the shorter piece be ? | 1physics
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a , b and c have rs . 500 between them , a and c together have rs . 200 and b and c rs . 340 . how much does c have ? | 0general
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light glows for every 15 seconds . how many times did it between 1 : 57 : 58 and 3 : 20 : 47 am | 1physics
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the average age of 29 students in a group is 15 years . when teacher ' s age is included to it , the average increases by one . what is the teacher ' s age in years ? | 0general
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find the perimeter of a triangle with sides measuring 5 centimeters , 20 centimeters and 30 centimeters . | 3geometry
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in may mrs lee ' s earnings were 30 percent of the lee family ' s total income . in june mrs lee earned 20 percent more than in may . if the rest of the family ' s income was the same both months , then , in june , mrs lee ' s earnings were approximately what percent of the lee family ' s total income ? | 0general
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a and b invests rs . 6000 and rs . 9000 in a business . after 4 months , a withdraws half of his capital and 2 months later , b withdraws one - third of his capital . in what ratio should they share the profits at the end of the year ? | 2gain
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what is the remainder when 8 ^ 1 + 8 ^ 2 + 8 ^ 3 + . . . + 8 ^ 9 is divided by 8 ? | 0general
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if [ [ x ] ] = x ^ 2 + 2 x + 4 , what is the value of [ [ 2 ] ] ? | 0general
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the annual interest rate earned by an investment increased by 10 percent from last year to this year . if the annual interest rate earned by the investment this year was 13 percent , what was the annual interest rate last year ? | 2gain
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every year an amount increases by 1 / 8 th of itself . how much will it be after two years if its present value is rs . 62000 ? | 0general
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if p ( a ) = 2 / 15 , p ( b ) = 7 / 15 , and p ( a Γ’ Λ Βͺ b ) = 16 / 15 find p ( a | b ) | 0general
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tanks m and b are each in the shape of a right circular cylinder . the interior of tank m has a height of 10 meters and a circumference of 8 meters , and the interior of tank b has a height of 8 meters and a circumference of 10 meters . the capacity of tank m is what percent of the capacity of tank b ? | 1physics
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in a class , 20 % of the students were absent for an exam . 30 % failed by 20 marks and 10 % just passed . find the average score of the class if the remaining students scored an average of 65 marks and the cut off for passing the exam is 40 . | 0general
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a library has an average of 510 visitors on sundays and 240 on other days . the avearge number of visitors per day in a month of 30 days beginning with a sunday is ? | 0general
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the average weight of 8 person ' s increases by 2.5 kg when a new person comes in place of one of them weighing 40 kg . what is the weight of the new person ? | 0general
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how long does a train 110 m long traveling at 72 kmph takes to cross a bridge of 170 m in length ? | 1physics
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find large number from below question the difference of two numbers is 250 . on dividing the larger number by the smaller , we get 5 as quotient and the 14 as remainder | 0general
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what is the probability of drawn an ace or a space or both from a dew of cards . | 4probability
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the water level in a reservoir has been dropping at the rate of 14 inches per day . exactly 4 days ago , the water level was at w inches . what will be the water level exactly 4 days from now if the rate at which the level is dropping remains the same ? | 2gain
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thirty percent of the women in a college class are science majors , and the non - science majors make up 80 % of the class . what percentage of the men are non - science majors if 40 % of the class are men ? | 2gain
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an amount of rs . 1000 is to be distributed amongst p , q , r and s such that β p β gets twice as that of β q β and β s β gets 4 times as that of β r β . if β q β and β r β are to receive equal amount , what is the difference between the amounts received by s and p ? | 0general
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a certain galaxy is known to comprise approximately 4 x 10 ^ 10 stars . of every 50 million of these stars , one is larger in mass than our sun . approximately how many stars in this galaxy are larger than the sun ? | 0general
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ajay can walk 6 km in 1 hour . in how many hours he can walk 45 km ? | 1physics
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a man sells a car to his friend at 13 % loss . if the friend sells it for rs . 54000 and gains 20 % , the original c . p . of the car was : | 2gain
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n 10 years , a will be twice as old as b was 10 years ago . if a is now 9 years older than b the present age of b is | 0general
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rs . 700 is divided among a , b , c so that a receives half as much as b and b half as much as c . then c ' s share is | 0general
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if the height of a cone is increased by 130 % then its volume is increased by ? | 3geometry
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the decimal 0.1 is how many times greater than the decimal ( 0.01 ) ^ 5 ? | 0general
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a number exceeds by 15 from its 3 / 8 part . then the number is ? | 0general
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yearly subscription to professional magazines cost a company $ 940.00 . to make a 20 % cut in the magazine budget , how much less must be spent ? | 0general
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a student has to obtain 33 % of the total marks to pass . he got 125 marks and failed by 40 marks . the maximum marks are | 0general
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find the number of shares that can be bought for rs . 8800 if the market value is rs . 20 each with brokerage being 2.5 % . | 2gain
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1 / 0.08 is equal to | 0general
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when a certain number x is divided by 52 , the remainder is 19 . what is the remainder when x is divided by 7 ? | 0general
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the simple form of the ratio 5 / 8 : 3 / 2 is ? | 5other
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a reduction of 40 % in the price of bananas would enable a man to obtain 50 more for rs . 40 , what is reduced price per dozen ? | 2gain
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two unbiased coins are tossed . find the probability of getting two heads ? | 4probability
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a student traveled 30 percent of the distance of the trip alone , continued another 20 miles with a friend , and then finished the last half of the trip alone . how many miles long was the trip ? | 1physics
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two pipes a and b can fill a tank in 12 and 24 minutes respectively . if both the pipes are used together , then how long will it take to fill the tank ? | 1physics
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the price of a jacket is reduced by 25 % . during a special sale the price of the jacket is reduced another 10 % . by approximately what percent must the price of the jacket now be increased in order to restore it to its original amount ? | 2gain
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a man whose speed is 3.5 kmph in still water rows to a certain upstream point and back to the starting point in a river which flows at 1.5 kmph , find his average speed for the total journey ? | 0general
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if a , b , c , and d are integers ; w , x , y , and z are prime numbers ; w < x < y < z ; and ( wa ) ( xb ) ( yc ) ( zd ) = 660 ( wa ) ( xb ) ( yc ) ( zd ) = 660 , what is the value of ( a + b ) β ( c + d ) ? | 0general
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a man gains 50 % by selling an article for a certain price . if he sells it at double the price , the percentage of profit will be . | 2gain
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| 14 - 5 | - | 8 - 12 | = ? | 0general
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in kaya ' s teacher ' s desk there are 3 pink highlighters , 7 yellow highlighters , and 5 blue highlighters . how many highlighters are there in all ? | 0general
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the sum of all the digits of the integers from 18 to 21 inclusive is 24 ( 1 + 8 + 1 + 9 + 2 + 0 + 2 + 1 = 24 ) . what is the sum w of all the digits of the integers from 0 to 99 inclusive ? | 0general
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the difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4 % per annum is rs 1 . find the sum | 2gain
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the banker ' s gain on a bill due due 1 year hence at 12 % per annum is rs . 8.4 . the true discount is | 2gain
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in a basketball game , tim scored 20 points more than joe , but only half as many points as ken . if the 3 players scored a combined total of 100 points , how many points did tim score ? | 0general
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if taxi fares were $ 2.00 for the first 1 / 5 mile and $ 0.60 for each 1 / 5 mile there after , then the taxi fare for a 8 - mile ride was | 0general
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ashok and pyarelal invested money together in a business and share a capital of ashok is 1 / 9 of that of pyarelal . if the incur a loss of rs 670 then loss of pyarelal ? | 2gain
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40 % of the population of a village is 23040 . the total population of the village is ? | 0general
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what distance will be covered by a bus moving at 54 kmph in 30 seconds ? | 1physics
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if ( 1 / 2 ) ^ 22 ( 1 / 81 ) ^ k = 1 / 18 ^ 22 , then k = | 0general
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two pipes a and b can separately fill a tank in 10 and 15 minutes respectively . a third pipe c can drain off 45 liters of water per minute . if all the pipes are opened , the tank can be filled in 15 minutes . what is the capacity of the tank ? | 1physics
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a baker makes chocolate cookies and peanut cookies . his recipes allow him to make chocolate cookie in batches of 7 and peanut cookies in batches of 6 . if he makes exactly 97 cookies , what is the minimum number of chocolate chip cookies he makes ? | 0general
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a cube of edge 17 cm is immersed completely in a rectangular vessel containing water . if the dimensions of the base of vessel are 20 cm * 15 cm , find the rise in water level ? | 3geometry
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find the simple interest on rs . 520 for 7 months at 8 paisa per month ? | 2gain
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a person incurs 10 % loss by selling a laptop for $ 900 . at what price should the watch be sold to earn 10 % profit ? | 2gain
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product of two natural numbers is 11 . then , the sum of reciprocals of their squares is | 0general
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a survey of employers found that during 1993 employment costs rose 3.5 percent , where employment costs consist of salary costs and fringe - benefit costs . if salary costs rose 3 percent and fringe - benefit costs rose 4.5 percent during 1993 , then fringe - benefit costs represented what percent of employment costs at the beginning of 1993 ? | 2gain
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sandy gets 3 marks for each correct sum and loses 2 marks for each incorrect sum . sandy attempts 30 sums and obtains 45 marks . how many sums did sandy get correct ? | 0general
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bruce and anne can clean their house in 4 hours working together at their respective constant rates . if anne β s speed were doubled , they could clean their house in 3 hours working at their respective rates . how many q hours does it currently take anne to clean the house on her own ? | 1physics
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if the average ( arithmetic mean ) of a and b is 160 , and c β a = 200 , what is the average of b and c ? | 0general
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the sum of all the integers k such that β 24 < k < 24 is | 0general
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a student is ranked 21 th from right and 11 th from left . how many students are there in totality ? | 0general
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the h . c . f . of two numbers is 23 and the other two factors of their l . c . m . are 13 and 19 . the larger of the two numbers is : | 5other
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find the sum of the number of combinations possible by using 12 , 34 such that no number is repeated ( ex : - 12234322 are invalid 12344321 are valid ) more than once . | 0general
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linda spent 3 / 4 of her savings on furniture and the rest on a tv . if the tv cost her $ 240 , what were her original savings ? | 0general
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how many seconds will a 800 m long train take to cross a man walking with a speed of 3 km / hr in the direction of the moving train if the speed of the train is 63 km / hr ? | 1physics
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a man cheats while buying as well as while selling . while buying he takes 10 % more than what he pays for and while selling he gives 20 % less than what he claims to . find the profit percent , if he sells at 13 % below the cost price of the claimed weight . | 2gain
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if log 64 = 1.8061 , then the value of log 16 will be ( approx ) ? | 0general
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the student manager of the university theater estimated that for every 6 movie tickets sold on valentine ' s weekend , the theater will sell 3 packs of grain crackers at $ 2.25 each , 4 bottles of a beverage at $ 1.50 each , and 4 chocolate bars at $ 1.00 each . find the approximate average ( arithmetic mean ) amount of estimated snack sales per movie ticket sold . | 0general
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the sum of the ages of 5 children born at the intervals of 4 years each is 50 years . what is the age of the eldest child ? | 0general
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a 28 cm long wire is to be cut into two pieces so that one piece will be 2.00001 / 5 th of the other , how many centimeters will the shorter piece be ? | 1physics
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eighteen years ago , a father was 3 times as old as his son . now the father is only twice as old as his son . then the sum of the present ages of the son and the father is : | 0general
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the banker ' s gain on a sum due 6 years hence at 12 % per annum is rs . 828 . what is the banker ' s discount ? | 2gain
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a runner runs the 40 miles from marathon to athens at a constant speed . halfway through the run she injures her foot , and continues to run at half her previous speed . if the second half takes her 12 hours longer than the first half , how many hours did it take the runner to run the second half ? | 1physics
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the racing magic takes 40 seconds to circle the racing track once . the charging bull makes 40 rounds of the track in an hour . if they left the starting point together , how many minutes will it take for them to meet at the starting point for the second time ? | 1physics
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every day daniel drives 96 miles back from work . on sunday , daniel drove all the way back from work at a constant speed of x miles per hour . on monday , daniel drove the first 32 miles back from work at ( 2 x ) miles per hour , and the rest of the way at ( x / 2 ) miles per hour . the time it took daniel to drive back from work on monday is longer than the time it took him to drive back from work on sunday by what percent ? | 1physics
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a train running at the speed of 108 km / hr crosses a pole in 7 seconds . find the length of the train . | 1physics
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a train crosses a bridge of length 2500 m in 120 seconds and a lamp post on the bridge in 30 seconds . what is the length of the train in metres ? | 1physics
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find the sum of all odd number upto 250 . | 0general
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a wooden box of dimensions 8 m x 7 m x 6 m is to carry rectangularboxes of dimensions 2 cm x 7 cm x 3 cm . the maximum number ofboxes that can be carried in the wooden box , is | 1physics
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x can finish a work in 18 days . y can finish the same work in 15 days . yworked for 5 days and left the job . how many days does x alone need to finish the remaining work ? | 1physics
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the diameter of the wheel of a car is 120 m . how many revolution / min mustthe wheel makeing order to keep a speed of 60 km / hour approximately ? | 1physics
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