Find the missing figure from the given series.

Find the value of the given expression.

An item is marked at Rs. 12,500. If it is sold for Rs. 8,500, Determine the % of discount given?

6 mangoes are bought for Rs 24 and 3 mangoes are sold for Rs 18. Find the percentage profit or loss. 

If the sales of Product C increase by 50% and the sales of Product D decrease by 20%, what will be the new total sales of all products combined?

If f(g(x))= x, where f and g are inverses of each other and f’(x) = 1/(1+x ² ), then g’(x) equals:

A frustum of a cone has a lower base radius of 5 cm, an upper base radius of 3 cm, and a height of 4 cm. What is the volume of the frustum?

The equation 9x ²  + 4y ²  = 36  represents an ellipse. Its eccentricity is:

If a = b in the equation of ellipse x²/a² + y²/b² = 1, then the curve becomes: