Question

The cost of 35 envelopes is Rs 105. How many envelopes can be bought for Rs 90?​

Answer 1

Step-by-step explanation:

Cost of 35 envelopes= Rs.105

Hence cost of 1 envelope= 105/35

=Rs.3

Number of envelopes that can be bought for Rs.90= 90/3

= 30

Hence 30 envelopes can be bought for Rs.90

Answer 2

Step-by-step explanation:

Envelope that can be bought from 105 rs = 35

Envelope that can be bought from 1 rs = 35/ 105

Envelope that can be bought from 90rs = 35/ 105 × 90

= 30 envelopes

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