Find the missing number in the series?

4, 18, ?, 100, 180, 294, 448

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

2, 5, 10, 17, ? , 37

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

5, 10, 13, 26, 29, 58, 61, ?

Find the missing number in the series:

219, 211, 204, 198, ?, 189

A series is given, with one number missing. Choose the correct alternative from the given ones that will complete the series.

99, 90.7, 82.4, ? , 65.8, 57.5

Which number will complete the series?

6 , 8 , 17 , 19 , 28 , 30 , ?

Which number will complete the series?

0,1,4,15,?,325,1956

A series is given,with one term missing. Choose amongst the given responses choose the meaningful one

206, 221, 251, 296, ?, 431