How many envelopes can be out of a sheet of paper 125cm by 75 cm if an envelope requires a sheet if paoer of size25 cm by 5cm?
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sheet required by envelope= area if rectangle= length× breadth
= 25×5
=125cm²
total area of envelope = length× breadth
= 125×75
=9375cm²
no. of envelopes = 9375÷125
= 75 envelopes
= 25×5
=125cm²
total area of envelope = length× breadth
= 125×75
=9375cm²
no. of envelopes = 9375÷125
= 75 envelopes
sonu100903:
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