Math, asked by silparvasdm2adha5, 1 year ago

The ratio of zinc and copper in an alloy is 7:9 if the weight of copper in the alloy is 12.6kg find the weight of zinc in it

Answers

Answered by Ankeeru
5
ratio of zinc and copper in an alloy is = 7:9
let the weight of zinc and copper in it be (7x)and (9x)
now, the weight of copper is = 12.6kg
. : 9x = 12.6 
=> x = 12.6/ 9 = 1.4 
. : weight of zinc = 7x =  7 * 1.4 = 9.8kg

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