Practice Test 5 - Dec 2023 - V1 - Practice questions

Aug 25, 2026

Uploaded by Ezra

Timed practice questions covering algebra and data modeling concepts, including solving linear equations for x, interpreting slope and linear models from scatterplots, evaluating functions with radicals and substitutions, and translating functional outputs into real-world contexts. Includes geometry problems on rectangle dimensions from area and length, bacterial growth interpretation from an exponential form, and solving relationships among variables. Also tests slope of a line from an equation and applies percent-based pricing to determine discounted retail prices.

LanguageEnglish

CategoryExam

FormatPDF

Pages44

Reading Time1 h 51 min

AccessFree to download

Practice Questions

Algebra and Equations

Functions and Modeling

Geometry

Slope and Linear Relationships

Percent Pricing Problems

nter nter it oper 12x=65-x heSt What value of x is the solution to the given equation? ## Answer Preview: Harper deposited a fixed amount into her bank account each month.The functionf(t)=50+55t gives the amount,in dollars,in Harper's bank account aftert monthlydeposits.What is the best interpretation of55 in this context? With each monthly deposit,the amount in Harper's bank account increased by$55. ⑧Harper made a total of55 monthly deposits. Before Harper made any monthly deposits,the amount in her bank accountwas$55. After 1 monthly deposit,the amount in Harper's bank account was$55. The area of a rectangle is 630 square inches.The length of the rectangle is 90 inches.Whatis the width,in inches,of this rectangle? 315 | 540 | | --- | Gentoo penguins are the fastest swimming-underwater birds.A gentoo penguin wasгесогаей sилттшпд ага гаге оГб тегегз рег зесопа Гог110 meteгs.Гог арргохimatelуhow many seconds was the penguin recorded swimming at this rate? 18 50 55 66 D The scatterplot shows the relationship between two variables,x and y. Which of the following equations is the most appropriate linear model for the datashown? Hide The function g is defined by g(x)=√6x+7.What is the value of g(3)? B C 5 25 D The predicted number,B(t),of a certain type of bacterial cell in a growth medium is givenby the function B(t)=40(3),wheret is the time,in days,since the number of bacterialcells was first measured.Which of the following is the best interpretation of B(5)=9,720in this context? | 5 days after the number of bacterial cells was first measured,the predicted
number of bacterial cells was 9,720. | | --- | 243 days after the number of bacterial cells was first measured,the predictednumber of bacterial cells was 9,720. 9,720 days after the number of bacterial cells was first measured,the predictednumber of bacterial cells was 5. 9,720 days after the number of bacterial cells was first measured,the predictednumber of bacterial cells was 243. The given equation relates the distinct positive numbers v,w,and x.Which equationcorrectly expresses w in terms of v and x? A w=-130vx w=v+130x What is the slope of the graph of 8x-4y=-12 in the xy-plane? | A
-2 | | | --- | --- | | | | | B | | A clothing store buys shirts at a wholesale price of 5.00 dollars each andresells them each at a retail price that is 270%of the wholesale price.At theend of the season,any remaining shirts are marked at a discounted price thatis 70%off the retail price.What is the discounted price of each remainingshirt,in dollars? ter ter it oper Answer Preview:

FAQs

How do you interpret a parameter like 55 in Harper’s function f(t)=50+55t?

It represents the fixed increase in Harper’s account balance for each monthly deposit. Each deposit adds $55 to the amount over time.

How do you determine the width of a rectangle when the area is 630 and the length is 90?

Use width = area ÷ length, so the width is 630 ÷ 90 = 7 inches.

What is the slope of the line defined by 8x - 4y = -12?

Rewrite in slope-intercept form: 8x - 4y = -12 → 2x - y = -3 → y = 2x + 3. The slope is 2.

Aug 25, 2026

Uploaded by Ezra