Harvard Entrance Challenge 6 / 7
Work with Numbers
Four identical pumps empty a pool in 6 hours. At the same steady rate, how long would two pumps take?
About this quiz
Think you have what it takes? Start with a short round of logic questions, then take on numbers, evidence and more. Everything you need is in the question.
The full challenge has ten short rounds of seven questions. Get a score after each round, then finish to reveal your letter grade and PASS or FAIL. There is no timer.
How to play
- 1 Choose one of four answers. Use the clues given, and work at your own pace.
- 2 Complete seven questions to see your round score, then continue to the next topic.
- 3 Score at least 80% across the whole exam to pass. Finish to see your grade and worked answers.
An independent quiz for fun, not an official Harvard exam or a Harvard-affiliated assessment.