Question

Find whether the following ratios are in propotion or not 4/10 and 2/5​

Answer 1

Answer:

4/10 = 2/5 ( by cancell of 2 table)

2/5

both ratio are equal so they are in proportion

Answer 2

Answer:

$\huge\fbox\mathbf\blue{ \: Answer \: }$

$\bold{ \frac{4}{10} : \frac{2}{5} }$

Product of means = 10 × 2 = 20

Product of extremes = 4 × 5 = 20

Product of means = Product of extrems

So,the ratios are in propotion