Answer:
y
Step-by-step explanation:
f(x)=y
square root of 7
2 times 2 is 4
3 times 3 is 9
7 is the only option between 4 and 9
(this was more the easy method lol but hope this helps)
you need common denominater so 10/10 - 9/10 =1/10 thats how much of her money she used.
