Respuesta :

[tex]\text{probability }=\frac{\text{ number of favorable outcomes}}{\text{ total number of outcomes}}[/tex]

number of banjos that have 5 or 6 strings: 4 + 8 + 8 + 3 = 23

total number of banjos: 6 + 4 + 4 + 8 + 8 + 3