Question

the cost of 10pencils is rs 25 and the cost of 5chart papers is rs10.how much money will you need to buy 5pencils and 7chart papaers
​

Answer 1

Step-by-step explanation:

cost of 10 pencil = 25

cost of 1 pencil = 25 ÷ 10 = 2.5rs

cost of 5 pencil = 5× 2.5 = 12.5

similarly chat paper

5 chart paper = 10

1 chart paper = 10÷5 = 2 rs

cost of 7 chart = 7 × 2 = 14