A can do a work in 30 days, B can do it in 20 days. They together under took to do a piece of work for Rs.1000, what is the share of B?
Select.
A) Rs.500	B) Rs.400	C) Rs.800	D) Rs.600	E) Rs.200
Explanation:   Share of their work days = 30:20   Share of their work =20:30   Share of B’s money = 3/5*1000= 
<gadget id="calculator">3/5*1000</gadget>
<output>600</output>
600   Answer: Option Rs.600
<result>D</result>
A can do a work in 30 days, B can do it in 20 days. They together under took to do a piece of work for Rs.1000, what is the share of B?