Question

please solve step by step and answer me step by step​

Answer 1

Answer:

I hope it helps you.

Step-by-step explanation:

let the multiple of number = x

so, A.T.Q.

(7)^-3×x = (4)^-2

x/7^3 = 1/4^2

16x = 343

x = 343/16

x = 21.4375 Ans.

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Answer 2

16x=343

x=16/343

x=21.4375