Find the missing number in the given series following the same pattern : 15, 20, 32, 62, 118, 248 ?

Find the missing number in the following number series. 3, 5, 8, 10, ?, 15, 18, 20

Find the missing number in the given series 24, 60, 120, 210, ?

Find the missing number in the given series 4, -8, 16, -32, 64, ?

Find the missing number in the given series 3, 4, 7, 11, 18, 29, ?

Find the missing number in the given series 27, 32, 30, 35, 33, ?