Question

The cost of $15$ envelopes is $Rs.37.50$. How many envelopes can be bought for $Rs.300$?

Answer 1

According to the question,

The cost of $15$ envelopes $=Rs.37.50$

So,

The number of envelopes in $Rs.300$

$=15\times \frac{300}{37.50}=120$

Hence, this is the answer.