Let the original member be x Total age of these members = 54.5x Total age of (x – 4) members = (54.5x – 140) years According to the question, 54.5x – 140 = (x – 4) × 57.5 ⇒ 54.5x – 140 = 57.5x – 230 ⇒ 57.5x – 54.5x = 230 – 140 ⇒ 3x = 90 x = 30
What is the single percentage discount equivalent to two successive discounts of 15% and 5%?
A shopkeeper offers discount 50% + 50% on a shirt of M.R.P ₹ 1000, find the selling price of the shirt.
An article is marked x% (40 < x > 0) above its cost price. It is sold by giving x/2% discount on its marked price. If there is a profit of 10(1/2) %, th...
The list price of an article is Rs.240 and a customer buys it for Rs.120 after two successive discounts. If the first discount is 20% then find the othe...
A company sells two products, X and Y. The selling price of product X is ₹500, and the selling price of product Y is ₹800. The company offers a 10%...
The marked price of a pen and pencil are in the ratio of 5:6. The shopkeeper gives 20% discount on th pen. If the total discount on both the pen and the...
Find the single discount rate percentage equivalent to the successive discounts of 10%, 20% and 20%.
1 packet of biscuits costs Rs 16 but a pack of 4 of the same packet of biscuits costs Rs 56. What is the effective discount (in %) on the pack?
Riya could not decide between discount of 30% or two successive discounts of 25% and 5%, both given on shopping of ₹3,840. What is the difference bet...
Find the single equivalent discount for successive discounts of 12%, 18%, and 25% on the marked price of a car.
