What is the value of x?

Convert 16 yards to feet use the conversion rate 3 feet = 1 yard

Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents