Question

Zinc and copper are melted together in the ratio 9 : 11. what is the weight of melted mixture, if 28.8kg of zinc has been consumed in it?

Answer 1

Hi friend
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zinc : copper = 9:11
weight of zinc = 28.8Kg

Let the weight copper be x Kg.

9/11 = 28.8 Kg / xKg

( cross multiply)

9x = 28.8Kg *11
x. = 28.8 Kg * 11 /9
x = 35.2 Kg

Ans. = 35.2 Kg of copper has been consumed in it.

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Hope it helps! ^_^

Answer 2

Answer:

hi

Step-by-step explanation:

For 9 kg zinc, mixture melted = (9 + 11) kg

For 28.8 kg zinc , mixture melted = (20/9*28.8)

=64kg