1. If John, Rick, and Molli charge $1000 to paint a room in 4 hours, their combined hourly rate is $250 ($1000 / 4 hours).
2. If John charges $950 to paint a room alone in 8 hours, his hourly rate is $118.75 ($950 / 8 hours).
3. If Rick charges $900 to paint a room alone in 6 hours, his hourly rate is $150 ($900 / 6 hours).
John, Rick, and Molli paint a room together in 4 hours. John can paint a room alone in 8 hours and Rick can paint a room alone in 6 hours.
If John, Rick, and Molli charge $1000 to paint a room, what is their hourly rate?
If John charges $950 to paint a room, what is his hourly rate?
If Rick charges $900 to paint a room, what is his hourly rate?
1 answer
1 answer