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March 30, 2015

March 30, 2015

Posted by **Jason** on Friday, May 6, 2011 at 3:50pm.

- Algebra -
**Reiny**, Friday, May 6, 2011 at 4:45pmThe fraction of the room still to be painted after the two sessions

= 1 - 1/3 - 2/5 = 4/15

so 4/15 or room took 1 hr 40 min or 5/3 hour

so 1 room took (5/3)(15/4) hours or 6.25 hours

or 6 hours and 15 minutes.

mixed number: 6 1/4 hours.

- Algebra -
**Henry**, Saturday, May 7, 2011 at 4:21pmpost it.

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