A can do a piece of work in 4 days of 8 hours each and B alone can do it in 8 days of 8 hours each.how long will they take it to do working together
10 2/3 hours a day? Choices.
A) 4 days  B) 3 days  C) 2 days  D) 5 days  E) 6 days
A's work per hour=1/32   B's work per hour=1/64   A &amp; B's work per hour together=(1/32)+(1/64)=3/64   so A &amp; B together complete the work in 64/3 hours... if they work 10 2/3=32/3 hours a day,   it will take  (64/3)/(32/3)= 
<gadget id="calculator"> (64/3)/(32/3)</gadget>
<output>2</output>
2 days...   ANSWER: 2 days
<result>C</result>
A can do a piece of work in 4 days of 8 hours each and B alone can do it in 8 days of 8 hours each.how long will they take it to do working together
10 2/3 hours a day?