IBM Company Numerical Ability Number System

The geometric mean of two numbers is 6. What are the numbers if it is known that their arithmetic mean is 10?

Read Solution (Total 3)

IBM Other Question

In a basket there are 4 pairs of brown sox, 2 pairs of red sox and 3 pairs of blue sox. A boy picks a pair at once from this basket. What is the probability
that he picks a correct pair of sox?
The ratio of water to milk in a 15 litre solution is 1:4. The shopkeeper adds some milk to make the ratio to 1:5. How many litres of milk was added?