Question

If 3 : x :: 21 : 35, find the value of x.

Answer 1

Answer:

3/x = 21/35

x = 35× 3/21

x = 5

Answer 2

Answer:

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Step-by-step explanation:

1. 3/x = 21/35 (cross multiply)
2. 3×35 = x×21
3. 105 = x × 21
4. x = 105/21
5. x = 5 Ans.