How many 4's are there in the following series which are preceded by 7, but are not preceded by 8?
3 4 5 7 4 3 7 4 8 5 4 3 7 4 9 8 4 7 2 7 4 1 3 6  Choose the correct choice from the following:  A) 1  B) 2  C) 3  D) 4  E) More than four
count 1 - - - - - - 7 4 3   count 2------------748   count 3------------749   count 4------------741   ANSWER:4
<result>D</result>
How many 4's are there in the following series which are preceded by 7, but are not preceded by 8?
3 4 5 7 4 3 7 4 8 5 4 3 7 4 9 8 4 7 2 7 4 1 3 6