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## Answers

A. The cost of 20 pencils = 50X 2.

The cost of 20 pencils =100

as the no of pencils increased cost of pencils also increased so it is in direct propotion.

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A. The cost of 20 pencils = 50X 2.

The cost of 20 pencils =100

as the no of pencils increased cost of pencils also increased so it is in direct propotion.