15. How many envelopes can be made out of a sheet of paper 72 cm by 48 – InterviewSolution

1.	15. How many envelopes can be made out of a sheet of paper 72 cm by 48 cm, if each enveloperequires a paper of size 18 cm by 12 cm?(a) 4(b) 8(c) 12(d) 16
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