Question

11) The cost of 75 envelopes is 637.50. Find
the cost of 23 envelopes. How many
such envelopes can be bought for 800
and how much money would be left?​

Answer 1

Answer:

75 envelop costs Rs 637.50. Find the price of 23 envelops. How many such envelops can be bought for Rs 800 and how much money would be left? We have , cost of 75 envelopes = Rs 637 .

Answer 2

The cost of 75 envelopes = 637.50

The cost of 1 envelope = 637.50/75

The cost of 23 envelopes = 637.50/75 ×23

=> Rs. 195.50 Ans.

8.50 is the cost of = 1 envelope

1 is the cost of => 1/8.5

:. 800 is the cost of = 1/8.5 × 800

=> 94 pens Ans.

Money left = 800 - 799

=> Rupee 1 Ans.

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