Mahesh can do a piece of work in 30days. He works at it for 20days and then Rajesh finished it in 30days. How long will Y take to complete the work? Options
A) 90 B) 25 C) 37 D) 41 E) 30
Work done by Mahesh in 30days = 20*1/30 = 2/3   Remaining work = 1 - 2/3 = 1/3   1/3 work is done by Rajesh in 30days   Whole work will be done by Rajesh is   30*3= 
<gadget id="calculator">  30*3</gadget>
<output>90</output>
90days   90nswer is 90
<result>A</result>
Mahesh can do a piece of work in 30days. He works at it for 20days and then Rajesh finished it in 30days. How long will Y take to complete the work?