An architect has a floor plan for a house is designing. the length of a room of the house on the floor plan is 10 inches. if the scale of the floor plan is 1/3 inch = 0.5 ft, what is actual length of the room?
a) 5 ft
b) 6.7 ft
c) 10 ft
d) 15 ft

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?