Algebra 1 - Open Up - Unit 2 - Quiz 1 - Version A

Sally has 100 golf balls in a container. Every hour, she removes 3 balls to take with her to the putting green. The relationship between hours and golf balls in the container is _________

• discrete

• continuous

Bacteria steadily grows on an old abandoned house, doubling the amount of bacteria each day. The relationship between days and bacteria is ___________

• discrete

• continuous

Water flows down the Mississippi river at about 1.2 miles per hour. The relationship between hours and miles the water has travelled is ______________

• discrete

• continuous

In an Indian folk tale, a young girl is rewarded with 1 grain of rice on the first day, 2 grains of rice on day 2, and 4 grains of rice on day 3. This pattern or rewarding the girl with rice continues for 30 days. This relationship between the number of days and number of grains of rice is _____________________

• discrete

• continuous

Sam owns a movie theater and wants to track the amount of money his theater has made after selling each ticket. The relationship between tickets sold and profit is _____________________

• discrete

• continuous

The Lake of Distress is contaminated with flesh-eating bacteria! Initially, the lake contained 4 square feet of bacteria. This area is growing by a factor of 3 every hour. Assume the relationship between hours and square feet of bacteria is continuous. Which word best describes this relationship?

• Linear

• Exponential

• Neither

The Lake of Distress is contaminated with flesh-eating bacteria! Initially, the lake contained 4 square feet of bacteria. This area is growing by a factor of 3 every hour. Assume the relationship between hours and square feet of bacteria is continuous. What is the domain for this function? Select ALL that apply

• positive numbers

• whole numbers

• negative values

The Lake of Distress is contaminated with flesh-eating bacteria! Initially, the lake contained 4 square feet of bacteria. This area is growing by a factor of 3 every hour. Assume the relationship between hours and square feet of bacteria is continuous. What is the correct explicit function to model this relationship?

There is a discrete relationship between the number of workers and the number of bricks laid on a wall. Which word best describes this relationship?

• Linear

• Exponential

• Neither

There is a discrete relationship between the number of workers and the number of bricks laid on a wall. What is the domain for this situation? Select ALL that apply

• positive numbers

• whole numbers

• fractional/decimal numbers

• negative numbers