the weight of 72 books is 9 kg find the weight of 80 such books Question the weight of 72 books is 9 kg find the weight of 80 such books in progress 0 Math Kylie 1 month 2021-08-17T22:40:40+00:00 2021-08-17T22:40:40+00:00 2 Answers 0 views 0

## Answers ( )

Answer:the weight of 72 books is 9 kg find the weight of 80 such books==640 kg

Answer:weight of 72 book=9kg

weight of 1 book=9/72kg=1/8kg

weight of 80 book =80×1/8=10