A: When 50% of the container is full, the capacity is 3 / 4 * 100 = 75 liters. When 20 liters of water is added to the container, the capacity becomes 3 / 4 * 100 = 75 + 20 = 85 liters. The answer is (A).
Answer the following multiple choice question with options (a), (b), (c), (d), (e) by reasoning step-by-step.
Q:A big container is 50% full with water. If 20 liters of water is added, the container becomes 3/4 full. What is the capacity of the big container in liters? Answer Choices: A)80 B)90 C)100 D)110 E)120