The correct answer is B
In each of the following giving number series, a wrong number is given. Find out the wrong number?
46 23 23 34.5 70 172.5
...21, 32, 45, 60, 75, 96
532, 276, 144, 84, 52, 36
9 17 53 103 310 619
...24, 12, 22.5, 45, 157.5, 708.75
45, 54, 72, 95, 131, 180
8 12 21 36 62 98
98, 128, 162, 200, 244, 288
324, 314, 294, 264, 224, 184
640 1920 240 720 92 270