Question

if 12 pens cost rupees 180,find the cost of such 25 pens​

Answer 1

Answer:

Step-by-step explanation:

Given cost of 12 pens =180

∴ Cost of 1 pen will be =180/12= rupees 11.5

∴ Cost of 25 pens will be = 90

Answer 2

Answer:

Let the cost of 1 pen be x

then 12x=180

x=180/12

x=15

so cost of 25 pens will be 25x = 25×15

=375

Hope it will help u