Question

if 10 pens cost rupees 60, then how much will cost 30 pens ?​

Answer 1

Cost of 10 pens = 60

So, cost of 1 pen = 60/10

= 6

Cost of 30 pens = 6 x 30

= 180 rupees

Answer 2

Answer:

180

Step-by-step explanation:

Cp of one pen= 60/10=6

Cp of 30 pens = 30x6=180