Cost of dozen pens is Rs 180 and cost of 8 ball pen is Rs 56 Find total ratio of cost of pen to cost of ball pen
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Answer- 15:7
Step-by-step explanation:
Cost of a Dozen pens : Rs.180
Cost of 8 ball pens : Rs.56
1 pen = Rs.180 / 12 = Rs.15/per pen
1 ball pen = Rs.56 / 8 = Rs.7/per ball pen
Ration of cost of pen to cost of ball pen = Rs.15 to Rs.7
= 15:7
Hence, the ratio of cost of pen to cost of ball pen is 15:7
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