The average age of four sisters is 7 years. If the age of the mother is include, the average is increased by 6 years. Then the age of the mother is

The least number that must be added to 8961 to make it exactly divisible by 84 is 

Two circles intersect at A and B, P is a point on produced BA. PT and PQ are tangents to the circles. The relation of PT and PQ is 

The least number, which when divided by 4, 5 and 6 leaves remainder 1, 2 and 3 respectively is:

If the difference between the compound interest and simple interest on a certain sum at 5% per annum for 3 years is Rs.11.40, what is the approximate sum? 

If Diagonal of rectangle is 41 cm and one side of Rectangle is 9 cm Then find out Ratio of perimeter and area of Rectangle? 

Akshita is at Delhi and Rajat is at gurgaon. Started towards each other, if the ratio of their speed be 8 : 13 respectively then what is the ratio of distance covered by A and B respectively till the point of meeting?

Direction: Study the following graph and answer the questions based on it.

What was the percentage decline in the production of fertilizers from 1997 to 1998?