Difficulty Level: Medium

Stats: 2,476 / 5,690 ( 43.51% ) got this right

## Ryan can do a piece of work in 30 days while Leah can do the same amount of work in 40 days. How many days will it taken them to complete the same piece of work if they are working together to do it?

- 15 2/3 days
- 17 days
- 17 1/7 days
- 35 days
- 70 days