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Review for Final Exam - Foundations in Algebra

Quiz by Raymond Taguitay

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50 questions
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  • Q1

    The table represents ordered pairs of a relation. Which replacement could be made so that the relation is a function?

    Question Image

    Replace (-1, 6) with (-1, 8 )

    Replace (-3, 4) with (1, 8)

    Replace (-1, 8) with (1, 8)

    Replace (-2, 5) with (-3, 8)

    300s
  • Q2

    A function is graphed below. What is the domain of this function?

    Question Image

    1\le x\le4

    1\le x<4

    1

    1

    300s
  • Q3

    A student works a job after school and each month sets aside an equal amount of money for savings. The equation f (x) = 1,000 + 124x represents the amount of money, in dollars, the student has saved after x months. Which part of the function represents the initial amount of money he had?

    124

    x

    124x

    1000

    300s
  • Q4
    300s
  • Q5

    What is the slope of the given graph?

    Question Image

    \frac{1}{3}

    3

    -\frac{1}{3}

    -3

    300s
  • Q6

    Solve for x:  4x - 2 < 8 - (6x - 10)

    x > 2

    x > -6.5

    x <-6.5

    x < 2

    300s
  • Q7

    Solve the slope-intercept form of the equation of a line y = mx + b for x

    x=\frac{m\ -\ y}{b}

    x = y - b

    x=\frac{y-b}{m}

    x = b - y

    300s
  • Q8

    Frankies charges $35 membership fee plus $8 per ride. Martin’s charges no membership fee and $15 per ride. For how many rides will the cost be the same at both places?

    8

    2.5

    2

    5

    300s
  • Q9

    What are the x and y intercepts for the equation 3x - 5y = 15

    x-intercept -5; y-intercept -3

    x-intercept -5; y-intercept 3

    x-intercept 5; y-intercept 3

    x-intercept 5; y-intercept -3

    300s
  • Q10

    Which inequality is shown by the graph below?

    Question Image

    x\ge4

    x\le4

    x<4

    x>4

    300s
  • Q11

    Martha works at a bakery after school. She earns $7.50 per hour. How many hours does she need to work to earn at least $80?

    13

    11

    12

    10

    30s
  • Q12

    During a sale, customers receive an extra discount if they spend $100 or more. So far, Philip’s purchases total $75. Which inequality can be solved to show how many more dollars d he must spend to receive the extra discount?

    75 + d < 100

    75+d\ \ge\ 100

    75+d\le100

    75 + d > 100

    300s
  • Q13

    Which of the following equations represents the graph shown? 

    Question Image

    y=\frac{1}{2}x-3

    y = - 2x - 3

    y=-\frac{1}{2}x-3

    y = 2x - 3

    300s
  • Q14

    What is the range of the relation below?

    Question Image

    {-2, -7, -1, -4}

    {-7, -4, -1, 2, 5}

    {-2, -1, 0, 1, 2} and {-7, -4, -1, 2, 5}

    {-2, -1, 0, 1, 2}

    300s
  • Q15
    300s

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