A and B complete a work in 8 days. A alone can do it in 12 days. If both together can do the work in how many days?
Choose one:
A) 4.8 days B) 3.8 days C) 3.65 days D) 3.77 days E) 5.75 days
1/8 + 1/12 = 5/24   24/5= 
<gadget id="calculator">24/5</gadget>
<output>24/5 = around 4.8</output>
4.8 days   4.8 daysnswer:4.8 days
<result>A</result>
A and B complete a work in 8 days. A alone can do it in 12 days. If both together can do the work in how many days?