Math Practice Review

1. If f(x) = 2x - 3, what is the value of f(x) when x is -5?

• -13

• -7

• 7

• 11

Tags

CCSS.HSF.IF.A.2

What is the correct way of writing “x is less than 5 but greater than or equal to -3”?

• x - 5 ≥ -3

• 5 - x ≥ -3

• -3 ≤ x < 5

• -3 ≥ x > 5

If x² + 3x = 10, which of the following is a possible value of x?

• -2

• 5

• 7

• -5

Tags

CCSS.8.EE.A.2

Jim rented a lawnmower from 9:00 a.m. until 5:30 p.m. He paid a total of $53.04. What was the hourly rental fee? (Note: You may not use a calculator for this problem.)

• $5.58

• $6.24

• $6.63

• $7.07

Tags

CCSS.6.NS.B.3

Bob is planning a birthday party for his son and has a maximum budget of 475 to spend. He intends to rent a party room that costs 125 for the day. He expects a total of 35 people to attend the party and plans to provide them all with lunch. Which of the following inequalities shows how to calculate the amount x that Bob can spend on lunch for each person?

• 125x + 35 ≤ 475

• 125x + 35x ≤ 475

• 125 + 35x ≥ 475

• 125 + 35x ≤ 475

Tags

CCSS.7.EE.B.4B

Mr. White’s math class has n students. Mrs. Black’s math class has 22 students fewer than triple the number of students in Mr. White’s class. Which expression shows the number of students in Mrs. Black’s class in terms of n?

• 22 < 3n

• 3(n – 22)

• 22 – 3n

• 3n – 22

Tags

CCSS.6.EE.B.6

Denise plots the data on a coordinate grid. She begins by plotting the data for Week 3 and Week 11. What are the coordinates of the two points that Denise plots?

• (11.5, 3) and (11.5, 4.7)

• (3, 11) and (4.7, 11.5)

• (3, 4.7) and (11, 11.5)

• (4.7, 3) and (11.5, 11)

Tags

CCSS.5.G.A.2

A doctor measured the blood sugar levels of one of her patients shortly after giving the patient a candy bar to eat. The graph below shows the patient’s blood sugar level (y) x hours after she ate the candy bar. How long after eating the candy bar was the patient’s blood sugar level the highest?

• 20 minutes

• 30 minutes

• 40 minutes

• 1 hour

Anne plans to spend no more than 60 ordering socks for school. The online sock company chargesa shipping fee of 15 for any order. The inequality 15 + 5x ≤ 60 represents the number of pairs of socks Anne can order from the company. What is the maximum number of pairs of socks that Anne can buy?

• 9

• 7

• 10

• 8

The average score of the first nine students whose scores were represented on the line plot is:

• 7.2

• 8.5

• 6.9

• 9.1

Tags

CCSS.4.MD.B.4