If the radius of a circle is decreased by 50%, find the percentage decrease in its area.
If the radius of the cone is increased by 10% and the height of the cone is decreased by 20%, then find the percentage change of the volume of the cone?
If the rate increases by 2%, the simple interest received on a sum of money increases by Rs. 108. If the time period is increased by 2 years, the simple interest on the same sum increases by Rs. 180. The sum is:
If the rate of interest be 4% per annum for first year, 5% per annum foe second year and 6% per annum for third year, then the compound interest of Rs.10000 for three years will be ?
If the ratio of principal and the simple interest of 5 years is 10 : 3, then the rate of interest is = ?
If the ratio of the ages of Maya and Chhaya is 6 : 5 at present, and fifteen years from now, the ratio will get changed to 9 : 8, then find Mayas present age.
If the ratio of two positive numbers is 7 : 9 and their product is 1575, then the greatest number is
If the selling price of 20 articles is the same as the cost price of 23 articles, find the profit percent.
If the selling price of a product is multiplied by 2, the resulting profit is 6 times the original profit. What is the original profit percentage?
If the selling price of an article is doubled, then its loss profit percent is converted into equal profit percent. The loss percent on the article is = ?
