Question #676dc
1 Answer
Nov 16, 2017
15 cm
Explanation:
1 m 35 cm = 135 cm, 6 m = 600 cm, 4 m 50 cm = 450 cm and 2 m 40 cm = 240 cm.
Factors of 135 cm = 3 x 5 x 3 x 3 cm.
Factors of 600 cm = 3 x 5 x 2 x 2 x 2 x 5 cm
Factors of 450 cm = 3 x 5 x 3 x 2 x 5 cm
Factors of 240 cm = 3 x 5 x 2 x 2 x 2 x 2 cm
Highest Common factors of the above is 3 x 5 = 15 cm
The greatest length of the scale is 15 cm.
