STAAR Review Part 3

Which scatterplot does NOT suggest a linear relationship between x and y?

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Tags

CCSS.8.F.A.3

Mr. Jenkins deposited $1,250 into an account. He made no additional deposits or withdrawals. Mr. Jenkins earned 4.25% annual simple interest on the money in the account.

What was the balance in dollars and cents in Mr. Jenkins’s account at the end of 4 years?

• 1462.50

• 212.40

• 1476.43

• 226.43

Tags

CCSS.7.RP.A.3

The scatterplot shows the energy in watts and the light output in lumens per watt of several lightbulbs.

Which statement best describes the association between the energy and light output of these lightbulbs?

• As the energy increases, the light output increases.

• As the energy increases, the light output decreases.

• As the energy increases, the light output remains the same.

• There is no apparent association between the energy and light output.

Tags

CCSS.6.SP.B.5C

CCSS.HSS.ID.A.3

The table shows the completion times of four runners in a race.

Which list shows the runners in order by their completion times from fastest to slowest?

• Patty, Joe, Steve, Ellen

• Ellen, Joe, Steve, Patty

• Ellen, Steve, Joe, Patty

• Patty, Steve, Joe, Ellen

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B

Two customers took out loans from a bank.

• Henry took out a 4-year loan for $5,000 and paid 4.2% annual simple interest.

•Ingrid took out a 6-year loan for $5,000 and paid 3.9% annual simple interest.

What is the difference between the amounts of interest Henry and Ingrid paid for their loans?

• $417

• $150

• $60

• $330

Tags

CCSS.7.RP.A.3

Students recorded the total number of pages and chapters in each of several books on the scatterplot.

Based on the scatterplot, which is the best prediction of the total number of pages in a book with 4 chapters?

• 150 pages

• 140 pages

• 90 pages

• 120 pages

The density of oxygen is 0.001429 grams per cubic centimeter. How is this number written in scientific notation?

• 1.429 × 10³

• 1.429 × 10²

• 1.429 × 10^-3

• 1.429 × 10^-2

Tags

CCSS.8.EE.A.3

The scatterplot shows the time spent playing a video game and the number of points scored by several students.

Based on the scatterplot, which is the best prediction of the number of points scored by a student who spends 45 minutes playing the video game?

• 1,200

• 920

• 1,060

• 1,300

The points on the number line represent the values of four different numbers.
Which point best represents the value of $\sqrt{3}$ ?

• Point A

• Point B

• Point C

• Point D

Tags

CCSS.8.NS.A.2

Gabriel deposits $2,500 into each of two savings accounts.

•Account I earns 4% annual simple interest.

•Account II earns 4% interest compounded annually.

Gabriel does not make any additional deposits or withdrawals. What is the sum of the balances of Account I and Account II at the end of 3 years?

• $5,600.00

• $5,612.16

• $5,624.32

• $5,200.00