You need to have at least $400 to afford the new PS5. You already have $150 saved up. You work after school for $20 an hour. Which inequality represents how many hours you need to work to have at least $400? /You need to have at least $400 to afford the new PS5. You already have $150 saved up. You work after school for $20 an hour. Which inequality represents how many hours you need to work to have at least $400?