Question

The weight of 90 books is 50 kg. find the weight of 180 such books. With the one one example​

Answer 1

100 k g weight of 90 books is 50 kg therefore weight of 180 books will 100 kg

Answer 2

Answer:

180kg

weight of 90 books= 50 kg

1 kg=1000 gms

weight of 1 book = 90/50= 1.8 kg

1.8 kg= 1.8*1000= 18000 grams

weight of 180 such books= 180* 18000 grams= 180000 grams

180000 grams into kg=  180000/1000= 180 kg