Find the greatest possible length which can be used to measure exactly the lengths 4 m 90 cm, 3 m 85 cm and 12 m 95 cm.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 35 cm.
Calculations:
4 m 90 cm = 490 cm
3 m 85 cm = 385 cm
12 m 95 cm = 1295 cm
The greatest possible length (HCF of 490, 385, 1295) = 35 cm