In first Five Year Plan, percentage of agriculture and

What will come in place of the question mark (?) in the following series?

1458, ?, 162, 54, 18, 6

1        1        4         ?        280         3640

What will come in place of (?) Question mark in the given number series.

10, 15, 30, 75, 225, 787.5, ?

What will come in place of the question mark (?) in the following series?

5, 10, 30, ?, 600, 3600

16, 32, 68, 132, ?, 376

82, 98, 130, 178, 242, ?

? , 864, 432, 144, 36, 7.2

Choose the missing term.

R, U, X, A, D,?

What will come in place of the question mark (?) in the following series?

50, 70, 110, 190, 310, ?