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
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