Question

find the value of question mark

Answer 1

Answer:

i thinkit is 63

Step-by-step explanation:

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Answer 2

Answer:

?= 255 is the answer

Step-by-step explanation:

7+(4×2)=15.

15+(4×4)=31

31+(4×8)=63

63+(4×16)=127

127+(4×32)=255

255+(4×64)=511

Or a simple solution is :

7+7+1=15, 15+15+1=31, 31+31+1=63, 63+63+1=127, 127+127+1=255, 255+255+1=511

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plz