X can finish a work in 24 days. Y can finish the same work in 16 days. Yworked for 10 days and left the job. how many days does X alone need to finish the remaining work? Pick:
A) 3
B) 5
C) 6
D) 8
E) 9
Work done by X in 1 day = 1/24   Work done by Y in 1 day = 1/16   Work done by Y in 10 days = 10/16 = 5/8   Remaining work = 1 – 5/8 = 3/8   Number of days in which X can finish the remaining work = (3/8) / (1/24)= 
<gadget id="calculator">(3/8) / (1/24)</gadget>
<output>9</output>
9   9
<result>E</result>
X can finish a work in 24 days. Y can finish the same work in 16 days. Yworked for 10 days and left the job. how many days does X alone need to finish the remaining work?