A sum of money placed at compound interest doubles itself in 4 years. In how many years will it amount to 8 times?

Functions f and g are defined by:f(x) = 1/x + 3x and g(x) = -1/x + 6x - 4The domain  of (f+g)(x) is:

The maximum gap between two successive leap year is?

What will be the cost of gardening 1 meter broad boundary around a rectangular plot having perimeter of 340 meters at th…

Today is Monday. After 63 days, it will be :

A vendor sold the item at Rs. 500 with a profit margin of 25%. What is the cost price of the item?

3 years back average age of A and B was 32. Today average age of A,B and C is 30. What is the age of C?

The diagonal of a rectangle is  cm and its area is 20 sq. cm. Theperimeter of the rectangle must be: