Math, asked by banok, 5 months ago

a dozen books cost 1920.find the cost of 7 such books

Answers

Answered by AbinayaManimaran

4

Step-by-step explanation:

12x = 1920

x = 160

so 7x =7(160)=1120

Answered by atharvaagarwal007

12

Answer:

The cost of 7 such books is Rs. 1120

Step-by-step explanation:

Cost of 12 books = 1920

Cost of one book = 1920 / 12

= 160

Cost of one book is equal to Rs.160

Cost of 7 books = 160 * 7

= 1120

Hence the cost of seven books = 1120 Rs.

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