Write each rate as a fraction in lowest terms
1. 40 feet in 15 seconds
2. 10 feet in 15 seconds
3. 25 feet in 40 seconds 50 feet in 35 seconds
4. 30 feet in 45 seconds
5. 40 feet in 45 seconds
6.

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.