Question

The length, breadth and height of a room are 12m, 15m and 18m respectively. Determine
the length of longest stick that can measure all the dimensions of the room in exact number of 2 times
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Answer 1

Answer -/

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Here , we have to find Highest common factor 12m, 15m and 18m /-

So , According to the question - /

12 = 2 × 2 × 3

15 = 3 × 5

18 = 2 × 3 × 3

Here , we can notice that 3 is common in all of them .

Hence , the length of longest stick that can measure all the dimensions of the room will be 3 ( three ) Metres .

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