Question

if 12 pencils cost ₹90 then the cost of 15 pencils is


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Answer 1

Step-by-step explanation:

one pencil cost 7.5

7.5into 15 :- 112.5

Answer 2

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If 12 pencils cost ₹ 90 then the cost of 15 pencils is ?

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Cost of 12 pencils = ₹ 90

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The cost of 15 pencils.

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Cost of 12 pencils = ₹ 90

Cost of 1 pencil = ₹ $\frac{90}{12}$

Cost of 15 pencils

= ₹ $(\frac{90}{12}×15)$

= ₹ (7.5 × 15)

= ₹ 112.5

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Cost of 15 pencils = ₹ 112.5

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The cost of 15 pencils is ₹ 112.5.

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