Posted by **Debbie** on Monday, December 17, 2007 at 8:53pm.

If Steven rock climbs every 5 days and bikes every 3 days. If he runs and swims today how many days will pass until he runs and swims again on the same day?

- Math -
**Ms. Sue**, Monday, December 17, 2007 at 8:56pm
I think you've left out some information. How often does he run and swim?

- Math -
**Reiny**, Monday, December 17, 2007 at 10:54pm
He rock-climbs the following days from now

day no. 5,10,15,20,...

he swims on

day no. 3,6,9,12,15,18,..

ahhh, what do you notice?

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