Question

the cost of 10 pens is Rs. 36, then the cost of 2 pens is *


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Answer 1

Answer:

Rs. 7.20

Step-by-step explanation:

Let cost of one pen be x Rs.

10x = Rs. 36

x = Rs. 3.60

Cost of 2 pens = Rs. 2x

2 x 3.60 = Rs. 7.20

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Answer 2

Answer:

The cost of 10 pens= Rs.36

The cost of 1 pen = Rs.36/10

The cost of 2 pens= Rs.36/10×2

$⇢ \frac{36}{10} \times 2$

$⇢ \frac{72}{10}$

$⇢Rs.7.2$

Therefore, The cost of 2 pens is Rs.7.2