Pencils 4

Pencils, Pens, and Exercise books in a shop are in the ratio of 1:2:3. If there are 12 pencils, the number of exercise books in the shop is:

Correct answer:

c =  36

Step-by-step explanation:

a=12 a:b:c=1:2:3  a:b:c=a:2a:3a  b=2 a=2 12=24 c=3 a=3 12=36



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