Q. 124.4( 58 Votes )

Cost of a 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 a ball pen.

Answer :

It is given in the question that,


Cost of dozen of pens = Rs. 180


Therefore,


Cost of 1 pen =


= Rs. 15


Also,


Cost of a ball pen =


= Rs. 7


Therefore,


Required ratio =


=

= 15:7

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