Weight of 56 books = 8 kg
Weight of 1 book = 856 kg
Therefore, weight of 152 books = 856×152 =21.7 Kg
Thus, the weight of 152 such books is 21.7 kg.
If the weight of 12 books is 4.8 kg, then the weight of 15 such books will be ___ kg.
The weight of 65 books is 13 kg.(i) What is the weight of 80 such books?(ii) How many such books weigh 6.4 kg?
Question 8
The weight of 72 books is 9kg. What is the weight of 40 such books?
The weight of 50 identical books is 25 kg. What is the weight of one such book?