Question

Solve the following.

1. The ratio of weights of copper in brass is 13:7 . Find the weight of zinc in a brass utensil weighting 700 gm.

2. Find the three consecutive whole numbers whole sum is more than 45 . but less than 54.

Solve in any method.

Please help me..
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Answer 1

Answer:

I can help but I only know the ans not the explanation