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1) Sonu’s mother is 12 years more than twice Sonu’s age. After 8 years, she will be 20 years less than three times Sonu’s age. Find Sonu’s age and mother’s age. 2) The area of a square carpet is 5476 sq.cm. Find the length of its side. 3) Find the smallest number by which 10976 must be divide so that the quotient is a perfect cube. 4) Rahim took a loan of ₹32000 for 4 years at 20% per annum compounded annually. How much he has to pay after 4 years? 5) If 1800 persons can finish the construction of a building in 40 days, how many persons are required to complete the construction of the building in 24 days? |
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