GMAT Quantitative Reasoning Practice Test 3

Question : 75 of 100

Marks: +1, -0

A rotameter is a device that measures flow of liquid and gases. When measuring liquid phase flows, 2.5 inches represent 60 liters per minute of liquid. With gas measurements the rotameter moves 50% of the movement he moves with the liquid phase. How many liters of gas passed through the rotameter if it measured 4 inches?

Validate

Solution:

The rotameter moves

50 \%

of 2.5 meaning 1.25 inches is 60 liters of gas.
The rotameter moved 4 inches.

4 {/} 1.25=3.2 × 60

liters is 192 liters measured.

Go to Question:

Prev Question

Next Question