ibps-rrb-os1 2017 · Question 64 of 74
Average
Average no. of students appeared in Economics from year 2001 to 2004 together = 4200+3800+2600+4800 4 = 15400 4 = 3850
Source: IBPS RRB PO Prelims 2017 Memory Based Paper (Adda247) · memory-based
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