7.5.16

1a. A whale was diving at a rate of 2 meters per second. How long will it take for the whale to get from the surface of the ocean to an elevation of -12 meters at that rate?

1b. A swimmer dove below the surface of the ocean.

After 2 minutes, she was 12 meters below the surface. At what rate was she diving?

1c. The temperature was -12 degrees Celsius and rose 2 degrees Celsius. What was the change in temperature?

1d. The temperature was 2 degrees Celsius and fell to -12 degrees Celsius. What was the change in temperature?

2b. If the temperature after the 4.4 degree drop was -2.5 degrees Celsius, what was the temperature at noon?

4. Find the value of each expression.

a)

4. Find the value of each expression.

b)

4. Find the value of each expression.

c)

4. Find the value of each expression.

d)

4. Find the value of each expression.

e)

5. The markings on the number line are evenly spaced. Label the other markings on the number line.

6. Kiran drinks 6.4 oz of milk each morning. How many days does it take him to finish a 32 oz container of milk?

a) Write and solve an equation for the situation.

Use a text box or the math symbol key to write the equation in the show your work section below. (1 pt)

Correct answer (1 pt)

6b. What does the variable represent?