Question
9, 21, 67, 273, 1371,
? What should come in place of the question mark (?) in the following number series?Solution
9 `xx` 2 + 3 = 21 21 `xx` 3 + 4 = 67 67 `xx` 4 + 5 = 273 273 `xx` 5 + 6 = 1371 1371 `xx` 6 + 7 = 8233
More Series Questions
(14.073)² + (32.103)² + (43.9653)² + (52.983)² + ? = (102.45)² + (98.007)²
22, 37, 63, 98, 148, ?
51, 60, 78, ?, 141, 186
97, 106, ?, 195, 411, 460
What will come in place of the question mark (?) in the following series?
20, 21, 30, 55, 104, 185, ?
What will come in place of the question mark (?) in the following number series?
29, 30, 33, ?, 69, 150
120Â Â 124Â Â 151Â Â 167Â Â Â 292Â Â Â ?
What value should come in the place of (?) in the following number series?
192, 96, 96, 144, ?, 72010, ?, 50, 100, 250, 500
7 29 61 ? 211 349
...
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