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Let the total number of people be x. Male = 25% of x = x/4 Remaining = x - x/4 = 3x/4 Female = 40% of (3x/4) = 3x/10 Now, children left = x - (x/4 + 3x/10) = 720 => 9x/20 = 720 => x = 720 x (20/9) => x = 1600 Total number of people in a zoo is 1600.
P purchased a book from registered store and gets 11% discount while Q purchased the same book from a roadside stall and got 17% discount. If Q paid Rs....
Ajay bought a Sopha for Rs. 81000. After one year he sold it to Vikas at 20% less of his cost price. Vikas spends extra Rs. 750 for its repair....
A shopkeeper made a profit of 60% by selling an article for Rs. 320. If he had sold it after allowing a discount of 20% on its selling price, then find ...
A businessman purchases 20 articles whose cost is equal to the selling price of 15 articles. The profit or loss percentage of the businessman is:
When a shopkeeper sells an item A for Rs.52,800, he incurred a loss of 45%. If he sells another item B of same cost price in order to recover the loss i...
If an article is sold at 25% discount at mark-price then loss percent is 10%. If the article is sold at marked price then what will be profit or loss pe...
A man purchased some watches at Rs. 400 per watch. He sold (2/5) of them at a 20% profit. If, upon selling all the watches, he earns an overall profit o...
'P' sold an item to 'Q' making a 20% profit. 'Q' then sold the item to 'R' at a 10% loss for Rs. 1728. Subsequently, 'R' sold the...
A bought an article at 20% less of the marked price and sold it at 10% more than the marked price. Find the profit earned by him.
Ram spent 20% of his monthly income on study and 72% of the remaining on rent. If amount spent on rent is Rs. 2016, then find the amount spent on...
