Question

if 16 pens cost Rs. 200,then find the cost of 18 pens.​

Answer 1

Step-by-step explanation:

Let a pen be denoted by x.

Then cost of 1 pen will be

5x=40

X=8

therefore cost of 12 pens will be.

X*12

8*12=96

Cost of 12 pens will be 96