
Review for Final Exam - Foundations in Algebra
Quiz by Raymond Taguitay
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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?
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?
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 - Q4300s
- Q5
What is the slope of the given graph?
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 = y - b
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?
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 > 100
300s - Q13
Which of the following equations represents the graph shown?
y = - 2x - 3
y = 2x - 3
300s - Q14
What is the range of the relation below?
{-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 - Q15300s