Two workers A and B are engaged to do a work. A working alone takes 8 hours more to complete the job than if both worked together. If B worked alone he would need 4.5 hours more to complete the job than they both working together. What time would they take to do the work together? <br>

1. Two workers A and B are engaged to do a work. A working alone takes 8 hours more to complete the job than if both worked together. If B worked alone he would need 4.5 hours more to complete the job than they both working together. What time would they take to do the work together?

[BB Assistant Director-2014 : 2014]

1. 4 Hours

2. 5 Hours

3. 6 Hours

4. 7 Hours

Answer

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