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4 votes
If I run every third day and from every fifth day how many days my run and swim at the same day

2 Answers

7 votes
You will do both on the 15th day.
User Ctc Chen
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6.9k points
0 votes
You'll do both on the 15th day.  Questions like this can solved by multiplying the numbers together.
User Groovehunter
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