Question

find the ratio of the cost of a fountain pen to the cost of ball pen if the cost of 10 fountain pen is 240 and the cost of 8 ball is 72​

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Given:-

the cost of 10 fountain pen is 240 and the cost of 8 ball is 72.

To find:-

find the ratio of the cost of a fountain pen to the cost of ball pen .

Solution:-

The cost of 10 fountain pens=240

The cost of 1 fountain pen=240/10=24

The cost of 8 ball pens=72

The cost of 1 ball pen=72/8=9

Now the ratio the cost of a fountain pen to the cost of ball pen=24:9

=>24/9

=>8/3

=>8:3

Answer:-

ratio of the cost of a fountain pen to the cost of ball pen=8:3