Find the ratio of the price of a pencil to that of a ball pen if pencils cost 96 rupees per score and ball pens cost 50.40 rupees per dozen
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Score = A group of 20 objects
Dozen = A group of 12 objects
Cost of 20 pencils = ₹96
Cost of 1 pencil = ₹96 / 20 = ₹4.8
Cost of 12 ball pens = ₹50.40
Cost of 1 ball pen = ₹50.40 / 12 = ₹4.2
Ratio of cost of pencil and ball pen = ₹4.8 : ₹4.2 = 8 : 7
Dozen = A group of 12 objects
Cost of 20 pencils = ₹96
Cost of 1 pencil = ₹96 / 20 = ₹4.8
Cost of 12 ball pens = ₹50.40
Cost of 1 ball pen = ₹50.40 / 12 = ₹4.2
Ratio of cost of pencil and ball pen = ₹4.8 : ₹4.2 = 8 : 7
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