If 7 is 10 percent of 50 percent of a certain number, what is the number?	Choose the correct option
A) 150
B) 217
C) 100
D) 90
E) 140
Using elimination method to pick the correct option it will be discovered that option E i.e 140 is the correct option because 50% of 140 is 70 and 10% of 70 is 7.   ANSW140R:140
<result>E</result>
If 7 is 10 percent of 50 percent of a certain number, what is the number?