IF.4 (2025)

• 0 ≤ t ≤ 31.25

• 0 ≤ t ≤ 15.625

• 0 ≤ h(t) ≤ 3,906.25

• -16 ≤ h(t) ≤ 500

• 9 1/3 feet

• 15 feet

• 25 feet

A linear function is shown in the table below.

Which statement is true?

• The y-intercept of the function is 3.

• The x-intercept of the function is 5/3.

• The slope of the function is negative.

• The slope of the function is positive.

• x = -2

• x = 0

• x = 1

• x = 2

The table below shows the hours, x, spent working on a new road and the distance, y, of finished road.

What is the slope of the line that fits these data?

• 3/400

• 3/100

• 3/25

• 3

The graph below shows the amount of Michael’s paycheck based on a 40 hour work week, plus his commission from sales. Michael earns 50% of the total amount of sales that he makes.

Which is the best explanation of the y-intercept of the graph?

• Michael’s paycheck will be $100.00 when he makes no sales.

• Michael’s paycheck will be $0 when he makes $100 in sales.

• Michael’s paycheck will be $125.00 when he makes $50 in sales.

• Michael’s paycheck will be $150.00 when he makes $100.00 in sales.

The graph below shows the relationship between the height of a ball (in meters), y, thrown into the air and the time (in seconds), x.

Which statement best describes the height of the ball?

• The maximum height is 2 meters.

• The maximum height is 4 meters.

• The height is increasing for 2 seconds.

• The height is increasing for 4 seconds.

What is the minimum value of the function graphed below?

• 5

• 3

• 1

• 4

The scatterplot below shows the number of toppings, x, and the total cost, y, of a cup of ice cream.

Which statement best represents the graph?

• A cup of ice cream costs $0.75 plus $3.00 for each topping.

• A cup of ice cream costs $1.50 plus $3.00 for each topping.

• A cup of ice cream costs $3.00 plus $0.75 for each topping.

• 
  A cup of ice cream costs $3.00 plus $1.50 for each topping.

What is the x-intercept of the linear function that passes through the points (-12, 6) and (6, 2)?

• (2/3, 0)

• (10/3, 0)

• (12, 0)

• (15, 0)