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Let their present age be 7x and 4x respectively. Product of their ages = 28x² = 2800 => x² = 100 => x = 10 Present age of A = 7x = 70 years Present age of B = 4x = 40 years Ratio of their ages after 5 years = (70+5) : (40+5) = 75:45 = 5:3
The cost price of 24 articles is the same as the selling price of x articles. If the profit is 20%, then the value of x is
Anita sold a necklace after giving a discount of 15% and earned a profit of Rs. 850. If she had sold it for Rs. 200 less, she would have earned a profit...
If a shopkeeper hikes the purchasing value of an item by 56% and gives it a discount of 56% on the face value for selling it, then know the total percen...
A shop sells two brands of tea: Brand A and Brand B. The cost price of 1 kg of Brand A is ₹400, and Brand B is ₹300. The shopkeeper sells 10 kg of B...
A shopkeeper marks up an item by 25%. If he increases the discount from 11% to 15%, the profit will decrease by Rs. 90. Find the selling price of...
A laptop costs 20 times the cost of a headphone. On the laptop there is a profit of 10% while the total profit on selling the headphone and the laptop i...
A dealer marked his goods 50% above the cost price and sold it after two consecutive discounts of 10% and 20%. If he had marked it 40% above the cost pr...
A shopkeeper made a profit of P% on selling an article at a certain price. If the article is sold at 58.33% of the original selling price, the shopkeepe...
Two items, ‘X’ and ‘Y’, were each sold for Rs. 2500. Item ‘X’ was sold at a 20% loss, while Item ‘Y’ was sold at a 25% profit. If the av...
A tradesman gives 6% discount on the market price and gives 1 article free for buying every 11 articles and thus gains 30%. The marked price is approxim...
