Question

If 15 Pencils cost Rs. 18.75. What is the cost of 20 pencils.​

Answer 1

The cost of 15 pencils = Rs. 18.75

The cost of 1 pencil = 18.75 ÷ 15 = Rs. 1.25

The cost of 20 pencils = 20 × 1.25 = 25

So, The cost of 20 pencils = Rs. 25

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