A plumber is fitting a water pipe that is 3\4 foot long on to a water pipe that is 2\12 foot long. How long will the finished pipe be?

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02-03-2015
Mathematics

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A plumber is fitting a water pipe that is 3\4 foot long on to a water pipe that is 2\12 foot long. How long will the finished pipe be?

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bookgirl9632 bookgirl9632 · Answer 1 · 2015-03-02T04:29:35+01:00

bookgirl9632 bookgirl9632

02-03-2015

First, find a common denominator.
12 will work.
3/4 becomes 9/12, because 4x3=12, and 3x3=9
2/12 stays the same, because the denominator is already 12.
Now, add the two together.
9/12+2/12=11/12
The finished pipe will be 11/12 ft. long.

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