A trampoline park charges $5.50 per hour for kids and a flat $3 admission for parents. Mrs. Bernard would like to take her son and spend no more than $20 at the trampoline park. How many hours will her son be able to jump?



A. 5.50x + 3 > 20

B. 3x + 5.50 < 20

C. 3x + 5.50 ≤ 20

D. 5.50x + 3 ≤ 20