iQ Quiz Game 45

Test # 45


1.
What is the next term of the sequence? 1 + 3 + 7 + 15 + 31 + 63 + ?

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Unit
Unit : inch (in or ")
Formula : 0.0254
in si : 0.0254
si unit : m
in cgs : 2.54
cgs unit : cm
Category : distance_length.      .. More >>
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