Question

if 15 envelopes cost rupees 10.50 then how many envelopes of same kind can be bought for rupees 70?
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Answer 1

Answer:

100 envelopes

Step-by-step explanation:

Use the unitary method (for simplicity)....

1 envelope costs 10.5/15 rupees = 0.7 rupees

So 'x' envelopes will cost 70 rupees.

0.7x = 70

x = 100

Therefore 100 envelopes is the answer.

Answer 2

Answer

100 Envelopes

Step-by-step explanation:

15 divided by 10.50= Answer x 70 which gives you 100