Home › IBPS RRB › Quantitative Aptitude › Number Series › Find the missing term: 100, 100, 50, 12.5, ?
Find the missing term: 100, 100, 50, 12.5, ?
A2.5625
B3.5625
C1.5625
D0.5625
Answer & Solution
Correct answer: C. 1.5625
1. The multipliers halve each step: ×1, ×0.5, ×0.25, ×0.125.
2. 100×1 = 100; 100×0.5 = 50; 50×0.25 = 12.5.
3. Next: 12.5 × 0.125 = **1.5625**.
_Source: IBPS RRB Officer Scale I Prelims PYQ (Examrace), Q.73_
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