Free Practice Question
PS · Problem Solving
505-555
Distance/Rate Problems
Alex travels westward for 60 miles at an average speed of 30 miles per hour and then returns along the same route at an average speed of 90 miles per hour. What is his average speed for the entire trip?
Answer Choices
Sign in to reveal the correct answerA
20 mph
B
45 mph
C
54 mph
D
60 mph
E
70 mph
Reveal the correct answer
Sign in for free to check your answer and unlock the full explanation.
Track your performance and improve
Get detailed analytics, unlock full explanations, and move up difficulty tiers as you practice.
Explanation
Unlock the full explanation
Create a free account to reveal the correct answer, see the step-by-step explanation, and start tracking your GMAT progress.
Comments
2
Sign in to join the discussion
T
TeddyJan 28, 2025
Great explanation
Details
Difficulty
505-555
Type
PS
Category