How many 7 in between 1 to 100? Choose the correct choice from the following choices.
A) 18
B) 20
C) 22
D) 23
E) 24
7,17,27,37,47,57,67,   70,71,72,73,74,75,76,77(two 7's),78,79,87,97   20 7's between 1 to 100   ANSWER:20
<result>B</result>
How many 7 in between 1 to 100?