The night before the exam, sleep. A rested mind recalls what a tired one has only read.

Ratio & Proportion — quick quiz

2 UP Police SI-pattern questions on Ratio & Proportion. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 2

Easy

15 men can complete a work in 20 days. How many men are required to complete the same work in 12 days?