8th Grade Final Review

Money 💰

100

What does the variable "A" represent in the following formal? 

A = P(1+r)^t

Total Amount (Principal + Interest) 

200

An investor puts $2,500 into a life insurance policy that pays 8.5% annual simple interest.  If no additional investment is made into the policy, how much accumulated interest should the investor expect at the end of 10 years?

$2,125 

300

Mr. Wilkins deposited $2,500 in a new account as his bank.

• The bank pays 6.5% interest compounded annually on this account
• Mr. Wilkins makes no additional deposits or withdrawals.

Which amount is closest to the balance of the account at the end of 2 years?

$2,835.56

400

                         DAILY DOUBLE!!!

Desmond wants to attend a college that costs $15,000 for the first year. Desmond's family has saved $6,000 and he has applied or a $1,500 scholarship. 

How much should Desmond's family save each month for the next 12 months to have enough money to pay for his first year of college? 

1) If Desmond wins the scholarship, his family will need to save a minimum of _______ per month. 

2) If Desmond does not win the scholarship, his family will need to save a minimum of ______ per month.

1) $625 

2) $750

500

Fill in the blank(s)... 

Credit cards are ________ money, while debit cards use ____________ money. 

Answers may vary. 

"borrowed" and "your own" 

College Funds 🎓

100

On average, how many years does it take someone to acquire a bachelor's degree? 

4 years

200

Name TWO places financial aid can come from? 

Answers will vary: 

Federal Government 

State Government 

School/College/University of choice

Private Organization

Scholarships 

Grants

300

Which example is NOT a cost that will be covered by federal student aid? 

A) Dorm room costs

B) Equipment needed for a science lab

C) Student Sports Pass

D) Tuition

C) Student Sports Pass

400

Tuition for one year at a state university is $13,000.  Devon would like to attend this university and will save money each month for the next 4 years.  His parents will give him $5,200 for his first year of tuition.  Which plan shows the minimum amount of money Devon must save to have enough money to pay for his first year of tuition?

Option 1: Save $108.33 per month for the next 4 years.

Option 2: Save $162.50 per month for the next 4 years.

Option 3: Save $650.00 per month for the next 4 years.

Option 2:  Save $162.50 per month for the next 4 years.

500

Jacob has a list of the estimated costs for each year to attend a four-year university. What is the total estimated cost to attend college for four years? (Without scholarships or financial aid.) 

Tuition and Fees:  $12,725.00

Room and Board:  $4,900.00

Books and Supplies: $900.00

Personal Expenses:  $500.00

$76,100 for four years 

Madly Scattered🤪

100

Based on the data, what is the best prediction of the output with an input of 26? 

A. 11

B. 13

C. 80

D. 90

D. 90

200

What type of correlation is shown below?

Nonlinear 

300

Find the mean absolute deviation of the following data points. 

Round your answer to the nearest tenth.

15, 17, 23, 19

2.5 

400

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam? 

A. 60%

B. 70% 

C. 76% 

D. 81%

C. 76%

500

Mr. Lawrence tutored 5 students prior to the last math test. What is the mean absolute deviation, or MAD, of the grades rounded to the nearest hundredth? 

Grades: 

86, 60, 72, 94, 100

13.12

AlltheNumbers🤓

100

What is the slope and y-intercept of the following linear question? 

y = -x + 7

Slope: -1

y-intercept: 7

200

Find the slope of a line with the following coordinates. 

(-3, 4) and (6, -2) 

-2/3

300

The area of a square wall is 182 square feet. Which measurement is closest to the side length in feet of this wall? 

A) 91.0 ft

B) 54.0 ft

C) 13.5 ft

D) 45.5 ft

C) 13.5 feet

400

Which TWO numbers are considered rational? 

A) 1/4

B) √ 10

C) 3.14 

D) 5.128947...

A) 1/4 and C) 3.14

500

The radius of the planet Neptune is approximately 15,300 miles. How is this number of miles written in scientific notation? 

A) 0.153 x 10⁵

B) 0.153 x 10^-5

C) 1.53 x 10⁴

D) 1.53 x 10^-4

C) 1.53 x 10⁴

Random👩🏻‍🏫

100

What is the volume of a cone with the following dimensions? Round to the nearest hundredth. 

Radius = 9 

Height = 6

508.94 units³

200

What is the solution for this equation?

2x + 9 - 4x = x - 12

x = 7

300

DAILY DOUBLE!!! 

Is this a function? Explain why or why not!!  

Not a function - "x" is repeating. 

(-7, -4) and (-7, 13)

400

Round to the nearest tenths. 

5.8 units

500

Campbell's is designing a new paper logo for their chicken noodle soup can. Their standard metal can is 6.5 inches in height and has a radius of 2 inches. 

What is the area of the new label? Round to the nearest tenth.

 

81.7 in²