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Let the present age of boy be ‘x’ years. 125% of age of boy 8 years before = 75% of age of boy after 8 years => (125/100)×(x - 8) = (75/100)×(x + 8) => 125(x - 8) = 75(x + 8) => 125x - 1000 = 75x + 600 => 50x = 1600 => x = 32 yrs.
The ratio of cost price and selling price of a shirt is 3:4 respectively. The shirt was marked up by 35% above its cost price, and sold after giving Rs....
A company produces two types of products, A and B. The production cost of A is Rs. 300 per unit, and the production cost of B is Rs. 450 per unit. The c...
The ratio of the cost price and marked price of an article is 3:7, respectively. The article is sold after giving a discount of Rs. 800 such that there ...
The profit earned when a blanket is sold at Rs. 4032 is 1.25 times of the loss incurred when the same blanket is sold at Rs. 2822.4. What will be the se...
Anuj sold a bicycle to Bishnu at a profit of 32%, and Bishnu sold it to Sam at a loss of 40%. If Sam paid Rs. 3,168, What will be...
The sum of the income of Raj and Roni is Rs. 168000. A spends 50% of his income and B spends 75% of his income in such a way that B’s saving is Rs. 90...
Table given below shows the cost price and selling price of five different articles.
When a retailer offers a discount of 30% on a product, they suffer a 15% loss. The difference between the discount allowed and the loss amounts to Rs. 1...
By selling 72 items, a man gets a profit equal to the selling price of 9 items. Find the profit percentage.
A started a business with an investment of Rs 32,000. After 2 months B joins in with 5/8 of the amount that A invested and A withdraws Rs 4,000. After 2...