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The sixth graders have a math test and science test today. They have a science test every 9 schools days and a math test every 6 school days. In how many days will tests fall on…

The sixth graders have a math test and science test today. They have a science test every 9 schools days and a math test every 6 school days. In how many days will tests fall on…
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The sixth graders have a math test and science test today. They have a science test every 9 schools days and a math test every 6 school days. In how many days will tests fall on the same day again?

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User Mario Abbruscato
by
7.6k points

1 Answer

7 votes
In 18 days because the LCM of the two is 18.
answered
User Shantanu Kher
by
8.4k points
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