IBPS RRBs Officer Scale II and III Sep 2013 Paper

Question : 3 of 200

Marks: +1, -0

How many such 7 s are there in the following number sequence each of which is immediately preceded by 5 and not immediately followed by 8? 2 3 5 7 8 9 3 4 5 7 6 1 9 3 5 7 4 8 3 2 5 7 8 8 9 2 5