The amount on ₹ 25000 in 2 years at annually compound interest. if the rate for the successive years be 4 % and 5 % per annum respectively is 

If A alone take 4 days more than A and B worked together. If B alone take 16 days more than A and B together. How many days they take together? 

How many positive factors does 325 have?

Find the area of the circle formed in an equilateral triangle of side 42 cm. Using (π=22/7)

A triangle and a parallelogram are on the same base and between the same parallels. The ratio of the area of triangle and parallelogram is______. 

In the figure below, find the value of AB.

The diameter of two cones is the same. If the ratio of their slant height is 5 : 4, then find the ratio of their areas. 

If α and β are the roots of equation $$ {x^2-2x+4=0}$$, then what is the equation whose roots are ${α^3}\over{β^2}$$ and $${β^3}\over{α^2}$$.