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The lengths of three wires were 30m, 36 m and 84m. Pieces of wire of equal length were cut from the three wires. Calculate the least number of pieces obtained.

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  1. LCF of 30,36,84 is 6
    so if we make 5 cuts of 6 m from the smallest
    6 cuts from the 2nd
    and 14 pieces from the third for a total of 25 pieces

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    Reiny
  2. LCM of 30,36,84=6
    30/6=5
    36/6=6
    84/6=14
    Therefore the total pieces are
    5+6+14=25 pieces

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  3. God of 30,36 and 84 is 6.
    30/6 is 5
    36/6 is 6
    84/6 is 14
    Number of pieces obtained is 5+6+14=25

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