The greatest length of a measuring tape that can be used to measure exactly 52m and 36m is ______?
Answer: 4
Explanation
To find the greatest length of a tape that can measure both 52 m and 36 m exactly, we need the HCF (Highest Common Factor) of 52 and 36.
Step-by-step:
Factors of 52: 1, 2, 4, 13, 26, 52
Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, 36
Common factors: 1, 2, 4
Greatest common factor = 4
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