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Direct Variation

Cost of 1 pen...

Question

Cost of 1 pencil is Rs. 18 The cost of 8 pencils is____

R s . 112

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R s . 144

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R s . 104

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R s . 140

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Solution

The correct option is D $R s . 144$
1 pencil = Rs. 18
8 pencils = $18 \times 8$ = Rs. 144

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