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Biblioteka

CSA 8 Math Unit 5 (25-26)

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Posljednje ažuriranje 5 months ago
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Pitanje 1
1.

The choir recorded the number of cookies sold. Based on this scatterplot, what is the best prediction of the total number of cookies sold in 3 hours?

Pitanje 2
2.

The scatterplot shows the temperature in Mesquite, Texas and the amount of money earned at a local snow cone stand.

Based on the scatterplot, which is the best prediction of the temperature needed to earn $120 at the snow cone stand?

Select ONE correct answer.

Pitanje 3
3.

The scatterplot shows the average number of hours each of 13 people spends at work every week and the average number of hours each of them spends on recreational activities every week.

Based on the scatterplot, what is the best prediction of the average number of hours a person spends on recreational activities if that person works an average of 65 hours at work every week?

Pitanje 4
4.

The plot shows a tree's height compared to its trunk diameter.

Move the correct answer to complete the following statement.

When the tree is about 25 feet tall, the trunk diameter is predicted to be about inches.

Drugi mogući odgovor:
3.2
7.5
6
10
Pitanje 5
5.

Which ordered pair could be added to the data points graphed to keep a linear relationship?

Pitanje 6
6.

The scatterplot below shows the amount of time a trumpet student spends practicing a song and the number of incorrect notes he plays performing that song.

Which statement BEST describes the relationship shown in the scatterplot?

Pitanje 7
7.

Keith took a loan out for $5,000. He financed his loan with a simple interest rate of 4.35% for 6 years. Complete the sentence about the amount of interest owed and the total balance after 6 years.

Move the correct answer to each box. Not all answers will be used.

After 6 years, the amount of interest Keith will owe on his loan is , and he will have a total balance of to repay.

Drugi mogući odgovor:
$1,305
$2,175
$5,300
$300
$6,305
$7,175
Pitanje 8
8.

Manuel deposited $15,000 in an account that earns 4.25% interest, compounded annually.

  • He did not make additional deposits; he did not make withdrawals.

  • How much interest will Manuel have earned on his investment at the end of 3 years.

Pitanje 9
9.

Olivia has $5,000 to invest for 3 years.

  • Investment S earns annual compound interest at a rate of 4.5%

  • Investment T earns annual simple interest at a rate of 6%

Olivia will make no additional deposits or withdrawals. Which investment earns the greater amount of interest over a period of three years?

Choose the correct answer from each drop-down menu to complete the statement.

The investment with the greater amount of interest is more.

Pitanje 10
10.

Ricardo will be financing the purchase of a used car. The total cost of the car is $18,486. He has two options for financing which are listed below.

  • Option X: A 6-year loan that has a simple interest rate of 4.75%.

  • Option Y: A 5-year loan that has a simple interest rate of 5.5%.

Which option would allow Ricardo to spend the least amount in interest, and how much less interest would he pay over the life of the loan?

To spend the least amount in interest, Ricardo should choose less interest over the life of the loan.

Pitanje 11
11.

Antonio estimates the cost to attend the first year of community college in a neighboring town will be $11,200 for tuition and room and board.

  • Antonio has already saved $4,750.

  • His aunt will pay for $3,000 of the cost.

  • He has a music scholarship for $1,500.

How much will Antonio need to save each month for the next 12 months to have enough to pay for the first year of attending community college?

Pitanje 12
12.

The table below shows a relationship between x and y.

Which of the following equations best represents this relationship?

Pitanje 13
13.

Dixie will purchase the same number of Funko Pops each month to add to her collection. The table shows the number of Funko Pops Dixie will have at the end of x months.Choose the correct answer from each drop down menu to complete the statement.

Dixie began with Funko Pops each month.

Pitanje 14
14.

Two angles in a triangle measure 2x + 30o and 6x − 30o respectively.

If these angles are congruent, what is the measure of x?