Question

. An alloy contains zinc and copper in the ratio of 7:9. If the weight of the alloy is 8 kg, then find the weight of copper in the alloy.

Answer 1

Hey

The answer is

Steps:):):):):):):):):)

Sum of ratios is 16 .

Weight of copper
= 9/16*8
= 9/2
= 4.5 Kg
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Answer 2

Answer:

Sum of ratios = 7+9 = 16

Amt. of copper = 9/16×8 = 4.5

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