What is the next number of the following sequence ?
21, 77, 165, 285, ......
The series follow the rule,
21 = 77 = 92-4165 = 132-4285 = 172-4
5,9,13,17,21,(+4)...In the same way next no. will be 212-4 = 441 - 4 = 437
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
0, 4, 18, 48, 100, 180, ?
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250, 370, 394, 400, ?
9, 26, 60, 111, ?
3, 6, 11, 20, ?
In the following question, select the missing number from the given series.
101, 97, 93, 89, ?, 81
5, 9, 13, 17, 21, ?
289, 256, 225, 196, ?
8, 27, 125, 343, ?