Question

cost of dozen pens is Rs. 180 and cost of 8 ball pens is Rs. 56. Find the ratio of the cost of a pen to the cost of ball pen.




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Answer 1

Answer:

15:7

Step-by-step explanation:

12 pens cost= rs 180

cost of 1 pen= 180/12

                    =rs 15

8 balls cost= rs 56

1 ball cost = 56/8

                    =rs 7

ratio=>

cost of 1 pen : cost of 1 ball

            = 15 : 7

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Answer 2

Step-by-step explanation:

Cost of 12 pens =₹180

Cost of 1 pen = 180/12 =₹15

Cost of 8 ball pens =₹56

Cost of 1 ball pen =56/8=₹7

Ratio =15:7