The cost of 15 envelopes is 37.50 how many envelope can be bought for 300 what will be the cost of 20 envelope
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Answer:
cost of 15= 37.50
cost of 1envelope= 37.50/15=2.5
cost of 20envelopes = 2.5×20=50
no. of envelopes that can be bought in 300= 300/2.5= 120
thankyou
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