BPSC – Combined Competitive Examination · ప్రశ్న 145
What should come in place of the question mark (?) in the series 132, 156, ?, 210, 240, 272?
సమాధానం చూపించు & వివరణ
సమాధానం: (B) 182
వివరణ
Terms are n(n+1): 11×12, 12×13, 13×14, 14×15, 15×16, 16×17.
- (A) తప్పు
Wrong: differences must be 24, 26, 28, 30, 32.
- (B) సరైనది
Correct: 156 + 26 = 182; also 13 × 14 = 182.
- (C) తప్పు
Wrong: does not fit.
- (D) తప్పు
Wrong: does not fit.