A can do a piece of work in 30 days; B can do the same in 50 days. How many days will it take the work to get finished if A and B work together?
Choose the correct choice from the following answers: A) 18.75 B) 20.25 C) 21.52 D) 23.45 E) 24.58
A completes 1/30th of the work in one day and B completes 1/50th.   (1/30)+(1/50)=(1/x)   8/150=1/x =&gt; x=150/8= 
<gadget id="calculator">150/8</gadget>
<output>75/4 = around 18.75</output>
18.75days   18.75nswer: 18.75
<result>A</result>
A can do a piece of work in 30 days; B can do the same in 50 days. How many days will it take the work to get finished if A and B work together?