Question

How many pieces of 8.3" x 11.7" can be cut from an paper sheet of 23" x 36" ? the ans is 7. but how?
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Answer 1

Answer:

actually answer is 9

First ,

find the area of paper sheet = 23"x36" = 828

then find area of a single piece= 8.3" x 11.7" =97.11

no. of piece of paper =

$\frac{area \: of \: paper \: sheet}{area \: of \: a \: single \: piece}$

no. of pieces = 828/97.11 = 8.52

round of it to nearest 10

Answer is 9

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