Answer:
its going up by 10
Step-by-step explanation:
A) unknown information is how much she spent on the taxi ride
B) 31 = x +16+6
C ) 31= x +22
x =31-22 = 9
She spent $9 on the taxi
For C highest to lowest
4/5, 3/4, 7/10, 1/2
For D
3/4, 17/24, 2/3, 7/12, 1/6
thats not even understandable