Question

Observe as sequências:
(1,6,11,16,a,26,31)
(2,4,8,16,b,64)
(3,7,15,31,c,127)

Então, podemos afirmar que c:a+b é:

a)12

b)35

c)38

d)40

Answer 1

...o número 85 pois 35 +12 E igual a 47 e 47+38 e 85.

Answer 2

A  1, 6, 11, 16, (21), 26, 31
B  2, 4, 8,16, (38), 64
C  3, 7, 15, 31, (63),127

63÷21=3 +38= 41