2. Which of the following tables represents a proportional relationship?
OA
х
5 10 15 20
y 15 30 45 60
ОВ.
х
5
8 11 17
y 15 30 4560
OC.
х
5
89
10
y
15 20 25 30
OD
х
5
6
7
8
у
10 15 20 30

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.