RRB Junior Engineer Stage 1 Model Papers 4

Question : 39 of 99

Marks: +1, -0

3120, ? , 122, 23, 4

Solution:

4th term 23

= 5 × 4 + 3 = 23

3rd term 122

= 5 × 23 + 7 = 122

2nd term ?

= 5 × 122 + 11 = 621

1st term 3120

= 5 × 621 + 15 = 3120

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