How many such 9s are there in the following number sequence which are immediately preceded by 5?
7 9 6 9 5 9 8 4 7 9 5 7 4 5 9 2 3 7 9 1 2 7 5 9 7 7
1
five
2
two
3
three
4
four
How many such 9s are there in the following number sequence which are immediately preceded by 5?
7 9 6 9 5 9 8 4 7 9 5 7 4 5 9 2 3 7 9 1 2 7 5 9 7 7