CUET General Test 2022 17 Aug Shift 1 PYQs

The ratio of the rate of flow of water through pipes varies inversely, as the square of the radius of the pipes. What is the ratio of the rates of flow in two pipes of diameter 2 cm and 4 cm?

If $\frac{1}{a} : \frac{1}{b} : \frac{1}{c} = 3 : 4 : 2$, then determine a:b:c.

Sum of two numbers is 44 and their difference is 16. The ratio of these number is :