Question

find the ratio of the price of a pencil to that of a ball pen if pencils cost 96 rupees per score and ball pen cost rupees 50.40 per dozen

Answer 1

Hlw mate!!

The price of the pencils per score = ₹96
=> the price of a pencil = ₹96/20
= ₹4.8
the price of the ball pens per dozen = ₹50.4
=> the price of a ball pen = ₹50.4/12
=₹4.2
the required ratio =

=(4.8×10)÷(4.2 ×10)
= 48/10÷ 42/10
=48/10 * 10/42
=8:7


Hope it helpful