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Direction (1-5) : What Should come in place of the question mark in the following number series ?

Q. 5 8 10 12 16 (?)

Respuesta :

5 to 8 is 3
8 to 10 is 2
10 to 12 is 2
12 to 16 is 4
so the next one is a difference of 4?
16+4=20
?=20

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