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.
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Answer:
Given:
cost of 12 pens=>rs. 180
cost of 8 ball pens => rs 56
To find:
The ratio of cost of pens to cost of ball pens.
Solution:
=> Cost of 1 pen = 180 ÷ 12
=> 15rs
=> Cost of 1 ball pen = 56 ÷ 8
=> 7
=> Therefore, the answer is 15:7.
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