Math Work Word Problems

4 ) For Jason, it takes 3 hours to clean the attic. However, Sara takes 6hours to complete the same job. If working together, how long would they take? A. 2.00 hours B. 3.00 hours C. 1.00 hours D. 4.00 hours E. 5.00 hours

A. 2.00 hours

7 ) Dan can spread mulch in 12 hours. If Jessica helps, it takes them2 hours. Without help, how long would it take Jessica to do this job ? A. 2.40 hours B. 1.60 hours C. 3.70 hours D. 2.30 hours E. 4.10 hours

A. 2.40 hours

6 ) Sara and Keith were able to vacuum the house in 8 hours together. It takes Keith 12 hours to vacuum the house alone. Without help, how long would it take Sara to vacuum the house ? A. 25.00 hours B. 24.00 hours C. 22.00 hours D. 20.00 hours E. 27.00 hours

B. 24.00 hours

1 ) Fred takes 3 hours to dig a garden. It takes Jason 5 hours to complete this job. How long would it take if they worked together? A. 1.77 hours B. 1.66 hours C. 1.56 hours D. 1.88 hours E. 1.38 hours

D. 1.88 hours

9 ) Alyssa takes 10 hours to repair the roof. It takes Mike 11 hours to complete this job. How long would it take if they worked together? A. 4.24 hours B. 6.44 hours C. 5.34 hours D. 5.24 hours E. 7.54 hours

D. 5.24 hours

3 ) For Tom, it takes 11 hours to restock the store. However, Keith takes 12hours to do this job. If working together, how long would they take? A. 5.73 hours B. 5.77 hours C. 5.79 hours D. 5.74 hours E. 5.72 hours

D. 5.74 hours

5 ) Dan and Joan were able to clean the attic in 7 hours together. It takes Joan 9 hours to complete the same job alone. Without help, how long would it take Dan to complete the same job ? A. 35.30 hours B. 32.50 hours C. 31.20 hours D. 30.50 hours E. 31.50 hours

E. 31.50 hours

2 ) Tim can restock the store in 9 hours. If Keith helps, it takes them8 hours. Without help, How long would it take Keith to finish this job ? A. 52.00 hours B. 42.00 hours C. 64.00 hours D. 55.00 hours E. 72.00 hours

E. 72.00 hours

8 ) Jason and Sandy were able to dust the house in 4 hours together. It takes Sandy 8 hours to do this job alone. Without help, how long would it take Jason to do this job ? A. 6.00 hours B. 9.00 hours C. 2.00 hours D. 5.00 hours E. 8.00 hours

E. 8.00 hours