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Showing posts with the label The average price of 20 paint brush is $15 while average prices of 18 of those is $12 . for the remaining 2 brushes the prices of 1 is 40% more than that of other? answer: brush is $35
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Ages of two persons differ by 16 years .If 6 year ago the older onebe 3 times as old the younger one,find their present age?

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