For the following questions answer them individually
Seven years ago, the ratio of the ages of Ajith and Ganesh was 5 : 7. If the product of their present ages is 616, find the ratio of their present age.
Two cones are such that the ratio of their volumes is 1 : 10 and ratio of their heights is 2 : 5. What is the ratio of their base radii?
A pipe can fill a cistern in 20 minutes, but an outlet can empty it in 28 minutes. When both the pipes are opened, in what time is the cistern filled?
P and Q can individually do some work in 60 and 75 days respectively. They started working together. But P left after sometime. Q completed the work in another 30 days. In how many days after starting the work did P leave?
1 is placed to the west of 2, and 3 is placed to the south of 1. What is the direction of 2 with respect to 3?
There are three cans of milk containing 36 litres, 45 litres and 72 litres. Find the biggest measure that can measure all these exactly.
If 20 Coulombs of charge passes a point in a circuit in 1 second, what is the value of the current flowing?
