The weight of 72 books is 9 kg. What is the weight of 40 such books?
Weight of 72 books = 9 kg
Weight of 1 book =
Therefore, weight of 40 books =
Thus, the weight of 40 such books is 5 kg.
The weight of 72 books is 9 kg. What is the weight of 40 such books?
Weight of 72 books = 9 kg
Weight of 1 book =
Therefore, weight of 40 books =
Thus, the weight of 40 such books is 5 kg.