Question
23 45 89 155 ? 353
What should come in place of question mark ‘?’ in the following number series?Solution
23 + (2 × 11) = 45 45 + (4 × 11) = 89 89 + (6 × 11) = 155 155 + (8 × 11) = 243 243 + (10 × 11) = 353
More Missing Series Questions
625, 5, 125, 25, 25, ? , 5
21 23 26 ? 39 51
...Identify the logic of the below given series and given answer.
Series I :: 1840, 1719, (P), 1694, 1890, 1665, 1921
Series II :: 175, 4...
96Â Â Â 111Â Â Â 131Â Â Â ? Â Â Â Â Â 186Â Â Â Â 221
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21: 3 ∷ 574: ?
A sequence {Tₙ} is defined by: Tₙ = a·n² + b·n + c for all positive integers n, where a, b, c are constants.
It is known that - Tâ‚‚ = 11,...
16    9    11   26    ?    912
The number of terms in the sequence 20, 25, 30, ….., 160 is:
70    191    47    216    ?    245
12 78 385 ? 4629 9260
...
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