The greatest possible length which can be used to measure exactly the lengths: 20 m 6 cm, 11m 90 cm and 14 m 45 cm is:

 

 

 

  • Option 1)

    17

  • Option 2)

    18

  • Option 3)

    19

  • Option 4)

    121

  • Option 5)

    -

Answers (2)

HCM \: OF\:\left ( 2006,1190,1445 \right )= 17

 

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