The least number that must be subtracted from 202 to make it a perfect square is
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Mr. Devesh borrowed Rs.4,500 at 4% per annum compound interest. The compound interest compounded annually for 2years is
If three successive discounts of 20%, 30% and 40% are given, then what will be the net discount (in percentage)?
The two roots of an quadratic equation are given as x = 1/2 and x = -1/3. The equation can be written as
If in-radius of an equilateral triangle is 3 cm. Calculate the perimeter (in m) of the equilateral triangle.
An article was sold for Rs. 2100 at a profit of 25%. What is its cost price?
Find the total surface area (in cm2) of a right circular cone of diameter 21 cm and slant height 11 cm.
The triangle ABC and DEF are similar to each other. The measure of the angle A and E is 67 and 83 degree respectively. What is the value of angle C?