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
In the following question, select the missing number from the given series.
1161, 1164, 1168, 1173, 1179, ?
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3, 5, 7, 11, 13, ?
108, 104, 100, 96, 92, ?
14, 17, 21, 24, 28, 31, ?
178, 172, 166, 160, ?, 148
64, 75, 86, 97, ?, 119
12, 17, 34, ?, 78, 83, 166
147, 149, 152, 156, 161, ?