Cost of 105 envelopes is rs. 350. How many envelopes can be purchased for rs. 100

Asked by rajesh.rajesha | 21st Feb, 2020, 08:02: PM

Expert Answer:

Cost of 105 envelopes is rs. 350
let
Cost of x envelopes is rs. 100
105/x = 350/100
x=30 envelopes

Answered by Arun | 21st Feb, 2020, 10:14: PM