A) 10
B) 2
C) 5
D) 100
Correct Answer: A
Solution :
The shortest possible length of ribbon can be calculated by measuring the lowest common multiple (LCM) of the lengths of ribbon cut by Janice and Jasmine. Since 2 and 5 are both prime numbers, so to find their LCM, we will multiply them to get the shortest length of ribbon\[=2\times 5=10\].You need to login to perform this action.
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