71, 79, 88, 152, ?, 393
17, 36, 65, 104, 153, ?
625, 125, 375, 75, 225, 45, ?
84, 63, ?, 283.5, 1701
12    48      192      ?      3072       12288
...What value should come in the place of (?) in the following number series?
71, 72, 76, 103, ?, 244What will come in place of the question mark (?) in the following series?
?, 65, 37, 73, 29, 81
Find the missing number in the given number series.
?, 26, 38, 70, 130, 226
14, 86, 150, ?, 254, 294
What value should come in the place of (?) in the following number series?
100, 115, ?, 190, 250, 325