Question

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 1

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.