8
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Question 8 • Algebra I

Craig is training for a race. He bikes every 2 days and swims every 3 days. If he biked and swam today, how many days will pass before he bikes and swims on the same day again, the least common multiple of the numbers of days? Multiples of 2 : 2 comma 4 comma 6 comma 8 comma 10 comma 12 comma dot dot dot Multiples of ​​​​​​​ 3 ​​​​​​​: 3 comma 6 comma 9 comma 12 comma 15 comma 18 comma dot dot dot

Answer
A
2 days
B
3 days
C
12 days
D
6 days

Explanation

Craig’s biking days repeat every 2 days, and his swimming days repeat every 3 days. The first number that appears in both lists of multiples is 6, so both activities happen on the same day again after 6 days. The correct choice is 6 days.

AI-written and checked against the verified answer.

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