Question

find the value of w in the following.25/42 =w/21​

Answer 1

Answer:

Step-by-step explanation:

25/42=w/21

By cross multiplication

w=25*21/42

w=25/2

w=12.5

Hopes helps you dear friend

Answer 2

Answer:

12.5

Step-by-step explanation:

$\frac{25}{42} = \frac{w}{21} \\ \\ \therefore \frac{w}{21} = \frac{25}{42} \\ \\ \therefore \: w = \frac{25 \times 21}{42} \\ \\ \therefore \: w = \frac{25}{2} \\ \\ \therefore \: w = 12.5$