Question

cost of 105 envelope is Rs 35 how many envelopes can be purchased rupees RS10

Answer 1

Cost of 105 envelopes = Rs 35

No. Of envelopes in Rs 1 = 105 / 35

= 3

No. Of envelopes in Rs 10 = 3 ×10

= 30

Answer 2

Given:

The cost of 105 envelopes is Rs 35.    

To Find:

The number of envelopes that can be purchased with Rs 10 is?

Solution:

The given problem can be solved using simple algebra.

1. The cost of 105 envelopes is Rs 35,

2. It costs Rs 35 for 105 envelopes,

=> Hence number of envelopes for Rs 1 = 105/35,

=> Three envelopes are given for each rupee.

3. With 1 rupee a total of three envelopes can be purchased,

=> With 10 rupees the number of envelopes that can be purchased = 3 x 10 = 30 envelopes.

4. The Total number of envelopes that can be purchased for Rs 10 = 30.

Therefore, a total of 30 envelopes can be purchased with 10 rupees.