Math, asked by roshniroy911, 11 months ago

pls pls pls pls solve these .

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Answers

Answered by koushi43

0

Step-by-step explanation:

opt (a)

because

total cost=20rs

each pencil=n paise=n/100/-

total exact cost of pencils=m×n/100

she paid 20/-

so total-price of m pencils

=20-m×n/100

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