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28 December, 21:43

You cut a 90 cm long rope into two pieces. the longer piece is 2 times as long as the shorter piece. what is length of the longer piece and the shorter piece respectively?

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  1. 28 December, 22:06
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    Total length of rope = 90 cm

    Let the shorter piece be x.

    Thus, the length of the longer piece = 2x.

    2x + x = 90

    3x = 90

    x = 30.

    Therefore, the shorter piece is 30 cm and the longer piece is 60 cm.
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