Answer:
Cost to paint 4 walls of a room = $24.20
Cost of painting 3 walls of a room =$18.15
Step-by-step explanation:
(a) Abby purchased 4 2/5 gallons of paint to paint 4 walls of a room in her house.

1 gallon cost = 5.50
So 22/5 gallons cost = 
Cost to paint 4 walls of a room = $24.20
(b)cost of painting 4 walls of a room = $24.20
cost of painting 1 wall of a room = 
Cost of painting 3 walls of a room = 6.05 * 3= $18.15
Answer:
6300
Step-by-step explanation:
253 is closer to 300 than to 200
Answer:
20 and 90
Step-by-step explanation:
Idk if this is right bc it’s just a guess but maybe 156 bc that’s 26x6
If y varies directly with x, then the ratio y/x will always be the same. Set it equal to the known values and solve for y.
y/x = -12/6
Cross multiply
6y = -12x
y = -2x