EOC Review #1

Dana is buying couches for her living room and wants to be sure they will fit. The width of the room is (x + 2) and the length of the room is (4x - 1). Which expression represents the area of the living room?

Harmon has $900 in his bank account at the beginning of the school semester. He is hoping to have at least $300 in his bank account at the end of the semester (18 weeks). If Harmon only withdraws $35 per week for food, gas and entertainment, will he be able to reach his goal at the end of the semester? Which inequality models the situation?

What is the average rate of change in sales between April and August?

• 650

• 980

• -650

• -975

• (0, -2) and (0, 2)

• (-2, 0) and (2, 0)

• (0, 4) and (4, 0)

• There are no zeros for this function.

What happens to the y-intercept of a function f(x) when 4 is added to f(x)?

• The y-intercept moves up 4 units.

• The y-intercept remains at the origin.

• The y-intercept does not exist.

• The y-intercept moves down 4 units.

A new mother is charting the weight of her baby. Which quantity is most appropriate for modeling the babies weight gain?

• pounds per day

• ounces per hour

• pounds per month

• pounds per hour

What is the interval for which the function is decreasing?

• This function is never decreasing.

• They are equivalent.

• None of the above.