Question

The cost of 5 pens is Rs. 50, find the cost of 9 pens.​

Answer 1

Answer:

If 5 pens costs 50,

then 1 pen = 10, so 10 × 9 = 90

∴Cost of 9 pens = ₹90

Answer 2

Answer:

the cost of 9 pens is 90 Ruppees

Step-by-step explanation:

5pens =Rs.50

therefore,1 pen = Rs. 10

so,9pen =9× Rs.10

=Rs.90

Hence,the cost of 9 pens is Rs.90