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
