A piece of string 64 long is divided in three pieces in the ratio 1:2:5. Calculate the length of the longest piece.
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Answer:
The length of the longest piece is 10.8
Step-by-step explanation:
Let 1:2:3 be x
1x + 2x + 3x = 64
6x = 65
x = 65 / 6
x = 10.8
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