Question

analogias numericas
calcular el valor de x
72 ( 11 ) 20
51 ( 10 ) 4
21 ( x ) 6

Answer 1

Respuesta:

9

Explicación paso a paso:

72 ( 11 ) 20  => (7 + 2) + (2 + 0) = 9 + 2 = 11

51 ( 10 ) 4  => (5 + 1) + (4) = 6 + 4 = 10

21 ( x ) 6 => (2 + 1) + (6) = 3 + 6 = 9