Question

1. 108 identical books have a mass of 30 kg. Find
(i) the mass of 150 such books,
(ii) the number of such books that have a mass
of 20 kg.​

Answer 1

Answer:

Step-by-step explanation:i=41.666666666

ii=120

Answer 2

Answer:

hope it helps u .

Step-by-step explanation:

Mass of 108 identical books = 30 kg. Mass of 1 book = 30/108 = 5/18 kg. Mass of 150 books = 150×5/18 kg =125/3 kg = 41.66 kg. No of books that have mass 20 kg = 72 books because 1 kg is 3.6 books.