Question

the cost of 15 pens is 48.75. what is the cost of 12 pens ?​

Answer 1

Answer:

39 rupees is the correct answer and cost of 1 pen is 3.25

Answer 2

The cost of 15 pens is 48.75 .

The cost of one pen is

$\frac{48.75}{15} = 3.25$

So, the cost of one pen is 3.25

The cost of 12 pens is

$3.25 \times 12 = 39$

The cost of 12 pens is 39 rupees. ✔️