easy · GMAT Quantitative Reasoning
Machine X can complete 1 job in 4 hours, and Machine Y can complete 1 job in 6 hours. The two machines work together at their respective constant rates.
How many hours will it take them to complete 5 jobs?
- 20
- 10
- 50
- 2.4
- 12
Sign up free to see the explanation and track your rank →
More GMAT Quantitative Reasoning 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?
All Quantitative Reasoning questions · GMAT study guide · GMAT glossary · GMAT flashcards