If the given two numbers are respectively 7% and 14% of a third number, then what percentage is the first of the second ?
Pick one:
A) 20%
B) 25%
C) 18%
D) 50%
E) none of these
Here, l = 7 and m = 14   Therefore, first number = l/m x 100% of second number = 7/14 x 100% of second number = 50% of second number   ANSWER:50%
<result>D</result>
If the given two numbers are respectively 7% and 14% of a third number, then what percentage is the first of the second ?