A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work? Select: A) 7 B) 6 C) 5 D) 4 E) 3
B's 10 day's work = (10*1/15) = 2/3.   Remaining work =	(1- (2/3))=1/3   Now, 1/18 work is done by A in 1 day.   A= 18* 1/3= 
<gadget id="calculator">18* 1/3</gadget>
<output>6</output>
6 DAYS   ANSWER:6
<result>B</result>
A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?