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Q.1) An alloy consists of 27 1/2 kg of copper and 2 1/2 kg of tin. Find the ratio by weight of tin to alloy.

Q2) Karim secured 35 marks out of 50 in English and 29 marks out of 40 in Science. In which subject he perfomed better?

Q.3) Three children are aged 2 yrs, 3 yrs and 4 yrs respectively. Devide Rs.90 among them in the ratio of their ages.

Q.4) Devide Rs.810 into 3 parts in the ratio 1/4:2/5:1 3/8.

Q.5) If A:B= 4:5 and B:C= 9:13, find A:C.

Q.6) If A:C= 2:3 and B:C= 5:6, find A:B.

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by warekomal

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