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GMAT / quantitative / current GMAT
Rates and work
10 original practice questions. Open them in any order.
Independent preparation material, not an official test or score prediction.
Question 1 of 10 · easier
Problem Solving (5-option multiple choice, no calculator)
Solve the problem and select the best of the five answer choices. No calculator is permitted.
A courier drives 60 kilometers from a warehouse to a client at a constant speed of 40 kilometers per hour and returns along the same 60-kilometer route at a constant speed of 60 kilometers per hour. What is the courier's average speed, in kilometers per hour, for the whole round trip?
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