Diego estimates that there will need to be 3 pizzas for every 7 kids at his party. Select all the...

5. Diego estimates that there will need to be 3 pizzas for every 7 kids at his party. Select all the statements that express this ratio.
a. The ratio of kids to pizzas is 7:3.
b. The ratio of pizzas to kids is 3 to 7.
c. The ratio of kids to pizzas is 3:7.
d. The ratio of pizzas to kids is 7 to 3.
e. For every 7 kids there need to be 3 pizzas.
6. At a carnival, it costs $5 for 4 people to play a game. What is the cost per person?