15, 20, 20, 6, 6, 19Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.
What number comes next in this sequence?
15, 20, 20, 6, 6, 19, =?=
Starting with "one" and counting up, each number represents the position in the alphabet of the first letter of each word:
One: "O" = 15th letter
Two: "T" = 20th letter
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