how many envelops can be made out of a sheet of paper 72cm by 48 cm if each envelope requires a paper of size 18 by 12 cm ?
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area of sheet of paper = 72× 48 cm²
and, area of paper required= 18× 12 cm²
no. of envelope= area of sheet/ area of paper
= 72×48 / 18×12
= 16
Hence 16 envelopes can be made .
and, area of paper required= 18× 12 cm²
no. of envelope= area of sheet/ area of paper
= 72×48 / 18×12
= 16
Hence 16 envelopes can be made .
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3
hope this helps......frnd
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