state gov Bihar SSC (BSSC) Inter Level Mock Test 2024 - 25 Logical Reasoning Arrangement and Pattern Number Arrangement
How many such 1s are there in the following number sequence which are immediately preceded by 7?
7 1 3 4 1 1 7 1 3 7 5 6 3 1 6 7 1 8 7 9 1 3 1 7 1 1 7 1 7 3
1
three
2
six
3
four
4
five