Respuesta :

Answer:

10

Step-by-step explanation:

let s = total songs sung at the concert

If it took 1/8 to sing one song, it would take 1/8 x s hours to sing s songs

[tex]\frac{1}{8}s[/tex] = [tex]1\frac{1}{4}[/tex]

1/8 s = 5/4

Divide both sides of the equation by 8

s = 5/4 x 8

s = 10