Question

For rupees
82.50, 110 envelopes can be purchased.
How many envelopes can be bought for 75?​

Answer 1

Step-by-step explanation:

see the photo

solved using proportions and ratio

Answer 2

Answer:

Cross multiplication method :

Step-by-step explanation:

If

82.50= 110

75=x

x=75x110/82.50

Therefore no. Of envelopes is !!

75x110=8250

8250/82.50=100