Question

If one dozen pencils cost rs 21 find the cost of one score pencils this q/ans class -8

Answer 1

Here is your answer

$\rule{120}{2}$

We know that. one dozen of pencils = 12 pencils

Given, cost of 1 dozen of pencils = Rs 21

Cost of 1 pencil = $\frac{21}{12}$

= Rs 1.75

1 score of pencil = 20 pencils

Cost of 1 score (20) pencils = 20 * 1.75

= Rs 35

∴ Cost of 1 score (20) pencils = Rs. 35

Answer 2

HEY MATE HERE IS YOUR ANSWER

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We know that,

1 dozen = 12
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Given:-

Cost of dozen pencils = ₹21

Cost of 1 pencil = 21/ 12

=> ₹ 1.75

Cost of one score pencils = 21 × 1.75 = 35

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Hope it will help you