# 10th grade algebra

posted by
**natalie**
.

mary takes 3 hours to mow the yard. it takes sally 5 hours. how long would it take with them mowing it together? give the exact decimal answer.

posted by
**natalie**
.

mary takes 3 hours to mow the yard. it takes sally 5 hours. how long would it take with them mowing it together? give the exact decimal answer.