Domain and Range Continuous Discrete

Does the following situation describe a CONTINUOUS or DISCRETE domain? The time it takes for a car battery to die.

• Continuous

• Discrete

Does the following situation describe a CONTINUOUS or DISCRETE domain? The number of orange Skittles in a bag.

• Continuous

• Discrete

Does the following situation describe a CONTINUOUS or DISCRETE domain? The number of school lunches sold during the month.

• Continuous

• Discrete

Mario has an iTunes gift card worth $20.00. He uses the formula y=0.99x to determine the total cost (y) for the number of songs (x) he can buy. Does this situation have a continuous or discrete domain?

• Continuous

• Discrete

Raji joins a gym that requires a start up fee of $40 and a monthly fee of $10. The equation that models this situation is y = 10x + 40, where y is the cost over time and x is the number of months. Does this situation have a continuous or discrete domain?

• Continuous

• Discrete

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat. This is represented by the equation c = 2h + 15, where c is the total cost and h is the number of hours. Does this situation have a continuous or discrete domain?

• Continuous

• Discrete

Is this a function?

• Yes

• No

The number of orange Skittles in a bag. 

• Discrete

• Continuous

On the graph, you should NOT connect the dots.

• Discrete

• Continuous

Soft drinks sold from a vending machine on I-75 cost $1.75 per bottle.

• Discrete

• Continuous