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Start learning 50% faster. Sign in nowRatio of shares of Karun and Varun = 2800 × 3 + 3200 × 9 : x × 3 + (x - 500) × 9 => 37200 : (12x - 4500) So, [(12x - 4500)/(37200 + 12x - 4500)] × 75600 = 15120 x = Rs.1150
A person buys books at Rs. 300 for 5 and sells them at Rs.740. How many books must he sell in order to earn profit of Rs. 3,520?
A milkman purchases 25 liters of milk from a dairy for Rs.800 and sells it at the rate of 33.50 per liter. What is the profit or loss %? (rounded off)