Question

Find the mising number of 3/7 = ? / 42​

Answer 1

Answer:

18

Step-by-step explanation:

Let the unknown no. be x.

According to the question,

3/7=x/42

=>126=7x (Cross multiplication)

=>x=126/7

=>x=18

Answer 2

Answer:

$\frac{3}{7} = \frac{x}{42} \\ \\ = > 7x = 42 \times 3 \\ \\ = > 7x = 126 \\ \\ = > x = \frac{126}{7} \\ \\ = > x = 18$

๛ 3 / 7 = 18 / 42

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