Vicky bought 3 1/2 pounds of oranges. Each pound costs $3.90. Which of the following equations represents the total cost, c, Vicky paid for the oranges and the amount of money she spent?(1 point)

Responses

3.90c=3.5; Vicky paid $0.90.
3.90 c equals 3.5 ; Vicky paid $0.90.

3.903.5=c; Vicky paid $13.65. 
Start Fraction 3.90 over 3.5 End Fraction equals c ; Vicky paid $13.65. 

c3.90=3.5; Vicky paid $1.11. 
Start Fraction c over 3.90 End Fraction equals 3.5 ; Vicky paid $1.11. 

c3.5=3.90; Vicky paid $13.65. 

The correct equation is:

3.90c = 3.5; Vicky paid $0.90.