|
Your English teacher asks you to write a short novel that is at least 30 pages long and no more than 60 pages long. If your short novel does not fall within these page limits, you receive a failing grade for the project. Which of these inequalities does not represent a failing grade for the short novel? p < 30 30 ≤ p ≤ 60 p > 60 p < 30 or p > 60 Cara plans to spend at most $85 on jeans and shirts for school this month. She bought 3 shirts for $15.30 each. What is the most she can s pend on jeans? $ A person with a systolic blood pressure greater than 120 mmHg and less than or equal to 139 mmHg is said to have pre-hypertension. Which inequality represents the range of systolic blood pressure for a person with pre-hypertension? 120 < x ≤ 139 120 < x < 139 120 ≤ x < 139 120 ≤ x ≤ 139 Which relation is a function? (0, 0), (1, 2), (0, 3), (2, 4) (4, 9), (6, 13), (9, 14), (13, 6) (-24, 2), (-23, 2), (-24, 4), (-23, 4) (-6, 1), (-6, 2), (-6, 3), (-6, 4) Tamika is selling cookies for a fundraiser for the band. She needs to make at least $160 in cookie sales to win a prize. If each box of cookies cost $2.25, what is the smallest number of boxes that she can sell to be eligible for the prize? The snow at a ski resort is 45 centimeters deep. Due to rising temperatures, the depth of the snow is decreasing at a rate of 3 centimeters per day. After how many days will only 12 centimeters of snow remain? What is the domain of the function given in the table? -5
-2
-1
3
4
x y 15
6
3
-9
-12 all real numbers {−5, − 2, −1, 3, 4} (-5, 15), (-2, 6), (-1, 2), (3, -9), (4, -12) {15, 6, 3, − 9, −12} The equation w (t ) = −52 + 1.6t gives the wind chill temperature w for a given actual temperature t. What is the value of w(41)? Which of the following is written in function notation? f ( x) = 3x + 2 f − x = 3x + 2 y = 3x + 2 f= 3x + 2 Anna earns $8.25 per hour at a local pizza shop. She needs at least $175 to purchase a new ipod with speakers. Which inequality can be solved to determine how many hours he must work in order to purchase the ipod? 8.25x ≥ 175 8.25x ≤ 175 8.25x < 175 8.25x > 175 Joan purchased a new plant that is currently 45 inches tall. Since she purchased the plant it has grown at a rate of 6 inches each month. Which of the following is the correct expression for the plants height after t months? 45 - 6t 45 + 6t 45t + 6 45t - 6 Which compound inequality has the solution set shown in the graph? –1 ≤ x ≤ 1 –1 < x < 1 x < –1 or x > 1 x ≤ –1 or x ≥ 1 -4 -3 -2 -1 0 1 2 3 4 |