Question

hree sets of physics, chemistry and mathematics books have to be stacked in such a
Way that all the books are stored topic wise and the number of books in each stack is the
same. The number of physics books is 192, the number of chemistry books is 240 and
the number of mathematics books is 168. Determine the number of stacks of physics, chemistry and mathematics books. 3x 1 3
i) The prime factors of 192 is
a) 2 x 3 b) 23 x 3 c) 24 x 3 x5 d) 23 x 3 x7
ii) Total number of books in each stack is
a)9 b) 8 c) 12 d) 24
iil) The number of stacks of physics books
a) 10 b) 8 c) 7 d) 5
iv) The number of stacks of chemistry books
a) 10 b) 7 c) 8 d 12
vThe number of stacks of maths books
a) 12 b)15 c)7 d) 6

Answer 1

Answer:

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