What percent of a day is nine hours? Choose the most appropriate option:
A) 20.83%
B) 16x1/2%
C) 18x2/3%
D) 37.5%
E) None of these
Explanation :   Required percentage = (9/24100)%   = 37.5%.   Answer : 37.5%
<result>D</result>
What percent of a day is nine hours?