Number Series Questions

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

100, -20, 4, ? , 0.16, -0.032

Select the missing number from the given responses:

Find the missing term in the following question:­

Which of the following doesn't fit into the series?
5-1-96, 27-1-96, 18-2-96, 12-3-96, 2-4-96.

What will come in place of the question mark (?) in the following number series?11, 19, 40, 87, 173, ?

What should come in place of the question mark (?) in the following number series? 1, 3, 24, 360,8640, 302400, ?

In the following question, select the missing number from the given series.
1, 3, 6, 11, 18, ?

In the following question, select the missing number from the given series.
1, 3, 6, 10, 15, ?