Which is the largest part of the northern plains and is

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

22, 28, 37, ?, 72, 102

119 × 13 + 150/100 × 850 =?

?, 32, 75, 144, 245, 384

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

100, 81, 64, 51, 40, ?

31, 60, 118, 234, 466, ?

80, 116, 52, ?, 8, 204

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

68, 76, 61, 85, ?, 98

Find the missing number in the given number series.

2, 5, 16, 65, 326, ?

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

24, 8, 15, ?, 12, 4