TSI Practice

The bar graph above shows the number of customers who shopped at a store Monday through Thursday of one week. If the number of customers on Friday was a one-fifth increase from the number of customers on Thursday, how many customers shopped at the store on Friday?

• 480

• 500

• 525

• 600

If 7p - 4 = 8, what is the value of p?

• 4/7

• 7/12

• 12/7

• 7/4

A history class is made up of 12 tenth graders and 9 eleventh graders. The tenth graders averaged 77 on the midterm exam, and the eleventh graders averaged 91 on the midterm exam. What was the average grade on the midterm exam for the entire class?

• 82

• 83

• 84

• 85

Which of the following is NOT equivalent to (3x - 12)(x + 4)?

• 3(x² - 8x + 16)

• 3(x² - 16)

• 3x² - 48

• 3x(x + 4) - 12(x + 4)

The area of the triangle above is 21. What is the value of x?

• 3

• 6

• 7

• 11

Function g is defined by g(x) = 3(x + 8). What is the value of g(12)?

• -4

• 20

• 44

• 60

Which of the following is an equation of the line that passes through the point (0, 0) and is perpendicular to the line shown above?

• y = 5/4x

• y = 5/4x + 3

• y = -4/5x

• y = -4/5x + 3

Which of the following values of x satisfies x² + 5x - 9 = 5?

• 7

• 3

• -2

• -7

Triangle JKL and triangle PQR are shown above. If angle J is congruent to angle P, which of the following must be true in order to prove that triangles JKL and PQR are congruent?

• ∠L ≅ ∠R and JL = PR

• KL = QR and JL = PR

• JK = PQ and KL = QR

• ∠K ≅ ∠Q and ∠L ≅ ∠R

In triangle ABC, angle C is a right angle. If cosA=5/8, what is the value of cosB?

• 3/8

• 5/8

• √39 / 8

• √89 / 8