TSI Math Practice Questions.

TSI Math Practice Questions.
1.A student has received scores of 88, 82, and 84 on three quizzes. If tests count twice as much as quizzes, what is the lowest score the student can get on the next test to achieve an average score of at least 70? A. 13
B. 48
C. 70
D. 96
2. Which of the following equations represents line AB? A. y = x + 2
B. y = x + 3
C. y = + 3
D. y = 3x + 2 3.What is the slope of the line passing through , and ?
A. B. C. 3
D. 4.Which of the following is an equation of the line passing through and (6, 0)?
A. y = x + 3
B. y = x + 3
C. y = + 3
D. y = x + 6
5.If x + 7 = 16, what is the value of 2 x + 1?
A. B. C. D. 6.If 5r = 9t + 7, what is the value of t?
A. t = B. t = C. t = D. t = + 7
7.What is the solution to the system of equations and ?
A. (0, 6), (9, 9)
B. C. an infinite number of solutions