Math, asked by manieswari02gmailcom, 11 months ago

If the cost of 20 books is rs 180 how much will 15 books cost

Answers

Answered by junaidkhan61

2

Answer:

135

Step-by-step explanation:

cost of 20 books= 180

cost of 1 book=180/20=9

cost of 15 books=9×15=135rs

Answered by pratham7493

3

Answer:

Cost of 20 books= rs 180

Cost of 1 book = rs 180 ÷ 20 = rs 9

Cost of 15 books = rs 9 * 15 = rs 135

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