hard · GMAT Quant
A pharmaceutical laboratory mixes two chemical solutions, Solution P (
Which is 40% active compound by volume) and Solution Q (which is 70% active compound by volume), to create a 300-liter batch of Solution R that is 52% active compound by volume. How many liters of Solution Q were used in the mixture?
- 120
- 180
- 150
- 126
- 144
Sign up free to see the explanation and track your rank →
More GMAT Quant practice
- Including both endpoints, how many distinct integer price points are in this range?
- What is the final price of the jacket?
- How many total ways can the traveler get from City X to City Z?
- What is the speed of the current?
- Which of the following includes the number 0?
- If the child picks one letter at random, what is the probability that it is a consonant?
- Which of the following expressions must result in a positive value?
- Which of the following must also be an even integer?