Answer:
The least they will have to pay is 235 dollars.
They will have to pay 15 more dollars next year. (250 dollars)
Step-by-step explanation:
25x3=75
40x4=160
75+160=235
25x2=50
40x5=200
50+200=250
R = 150°
M = <em>x </em>
R = <em>x</em><em>*</em><em>5</em><em> </em>= <em>5</em><em>x </em>
-{ModPatrol}