Monday

November 24, 2014

November 24, 2014

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.

**Answer this Question**

**Related Questions**

geometry - A room is 11ft by 21ft and it needs painted. The ceiling is 8ft above...

math - Peter has a cylindrical block of wood od diameter 6 cm and height 18 cm. ...

Math - Peter has a cylindrical block of wood od diameter 6 cm and height 18 cm. ...

math - Charlie and Peter are driving around a racetrack. Charlie drives at an ...

8th grade math - Ms. Sue please - Charlie and Peter are driving around a ...

Math - 8th grade - Please help - I don't know the formula to figure this out. ...

Intermediate Algebra - Joe can paint a room in 6 hours while Sue can paint the ...

math urgent please - Petr has a cylindrical block of wood od diameter 6 cm and ...

economics - Assume that it takes four hours of labor time to paint a room and ...

College Economics - Assume that it takes four hours of labor time to paint a ...