Posted by **Jerry** on Thursday, December 17, 2009 at 12:01am.

Working alone it takes Jerry 9 hrs to mop a warehouse. Ruth can mop the same warehouse in 10 hrs. If they worked together how long would it take them?

## Answer This Question

## Related Questions

- math - Filling a tank. Two pipes are connected to the same tank. Working ...
- Algebra - Tom and Jerry are working together to weed the garden. Working ...
- kalinga apayao state college - keith has to grind tha values on his mercedes. he...
- HSE - Two companies working together can clear a parcel of land in 8 hrs. ...
- Algebra - It takes matt 9 hrs longer to build a wall than it takes chris. ...
- intermediate algebra - Dal and Kim can assemble a swing set in 1/1/2 hrs,working...
- math - Find the time for two people working together to complete a task if it ...
- Math - Trina works after school and on weekends. She always works three days ...
- Math - Together Jamie and Michael can paint the pool building in 9 hrs. From ...
- math 156 - Dan, Shelly, Kirby worked together on a lawn. together they earned $...

More Related Questions