Question
Select the number from among the given options that can
replace the question mark (?) in the following series. 18, 14, 24, ?, 122, 330Solution
The logic followed here is: 18 X 0.5 + 5 = 14 14 X 1 + 10 = 24 24 X 1.5 + 15 = 51 51 X 2 + 20 = 122 122 X 2.5 + 25 = 330
What will come in place of the question mark (?) in the following series?
22, 28, 37, ?, 72, 102
- What will come in place of the question mark (?) in the following series?
2, 5, 16, 47, 138, ? 24 36 72 108 216 ?
14    36    80    168    ?     696
16, 9, ?, 114.25, 750.625, 6396.3125
120, 115, 120, 135, 160, ?
What value should come in the place of (?) in the following number series?
14, 18, ?, 43, 68, 104
What will come in place of the question mark (?) in the following series?
7, 20, 59, 176, 527, 1580, ?
12, 33, 45, 78, 123, 201, ?
94Â Â Â 115Â Â Â 138Â Â Â 163Â Â Â Â 190Â Â Â Â ?