0.5, 0.55, 0.65,0.8,?

Choose the missing terms out of the given alternatives.<br> AYD, BVF, DRH, ?, KGL

One term in the number series is wrong. Find out the wrong term.<br> 2, 6, 24, 96, 285, 568, 567

One term in the number series is wrong. Find out the wrong term.<br> 5, 27, 61, 122, 213, 340, 509

90, 180, 12, 50, 100, 200, ?, 3, 50, 4, 25, 2, 6, 30, 3

One term in the number series is wrong. Find out the wrong term.<br> 24576, 6144, 1536, 386, 96, 24

One term in the number series is wrong. Find out the wrong term.<br> 1236, 2346, 3456, 4566, 5686

One term in the number series is wrong. Find out the wrong term.<br> 1, 5, 5, 9, 7, 11, 11, 15, 12, 17

6, 17, 39, 72, ?