## anonymous one year ago Reggie can line a football field in 120 minutes. Rosalinda can line a football field in 80 minutes. If they work together, how many minutes does it take them to line a football field?

1. anonymous

@satellite73 can you help solve this too

2. anonymous

40 minutes 48 minutes 200 minutes 240 minutes

3. anonymous

yeah this one actually makes sense

4. anonymous

im going with a

5. anonymous

quick answer, using the numbers given, is $\frac{80\times 120}{80+120}$

6. anonymous

48 thanks!