In the series Q 6 * D 2 F 9 ! H 5 & 3 K L 8 J ? 7 M 4, which element is third to the left of the seventh element from the right end?

The series holds 20 elements, so the seventh from the right end stands at place 20 − 7 + 1 = 14, which is L. Three places to the left of place 14 is place 11, and the element there is &. Picking 3 means stopping one place short at place 12; picking ? means going three places the wrong way, to place 17; picking D means starting from the seventh element from the LEFT (the 9 at place 7) and then moving three left to place 4.