Rs. 2,000 is invested at 10% p.a. on simple interest. If that interest is added to the principal after every 20 years, the amount will become Rs. 14,000 after

A sum of money amounts to Rs. 4,840 in 2 years and to Rs. 5,324 in 3 years at compound interest (compounded annually). The rate of interests per annum is

A men sells his cycle at 6% profit. Had he sold it at 15% profit, he would have received 180 Rs. More. What is the cost price of the cycle?

A sum of money doubles itself in 4 years compound interest. It will amount to 8 times itself at the same rate of interest is -

The curved surface area of cylindrical pillar is $$ {264 m^{2}}$$ and its volume is $$ {924 m^{3}}$$. Find the ratio of its diameter to its height.

Direction: Study the following table carefully and answer the given questions. Table shows the of passed students in four schools and ratio between passed boys and girls among them. The ratio between failed boys and girls is reverse of passed ratio between them.

If the difference between the failed boys and girls is 25 in school S, then find the ratio between passed and failed students in School S?

The following chart depicts the percentage of Educated  and Uneducated men and women in a city with a population of 2,50,000.

How many of these women are Uneducated?

You are driving from point A to point B at a speed of 45km/hr. Your friend is driving from point B to point A at a speed of 53 km/hr. If the distance between the two points is 1029 km and both of you started at the same time. how many hours will it be before you pass each other ?