SAT Practice Test: Section 4 (Calculator Allowed)

A helicopter, initially hovering 40 feet above the ground, begins to gain altitude at a rate of 21 feet per second. Which of the following functions represents the helicopter’s altitude above the ground y, in feet, t seconds after the helicopter begins to gain altitude?

• y = 40 + 21

• y = 40 + 21t

• y = 40 - 21t

• y = 40t + 21

Tags

CCSS.HSF-BF.A.1A

A text messaging plan charges a flat fee of $5 per month for up to 100 text messages sent plus $0.25 for each additional text message sent that month. Which of the following graphs represents the cost, y, of sending x texts in a month?

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• 

Tags

CCSS.8.EE.B.5

Jake buys a bag of popcorn at a movie theater. He eats half of the popcorn during the 15 minutes of previews. After eating half of the popcorn, he stops eating for the next 30 minutes. Then he gradually eats the popcorn until he accidentally spills all of the remaining popcorn. Which of the following graphs could represent the situation?

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• 

Tags

CCSS.HSF.IF.B.4

• 5

• 10

• 15

• 35

Tags

CCSS.6.EE.B.7

• -2

• -1

• 1

• 2

Tags

CCSS.HSF.IF.A.2

Tags

CCSS.HSA.APR.A.1

A retail company has 50 large stores located in different areas throughout a state. A researcher for the company believes that employee job satisfaction varies greatly from store to store. Which of the following sampling methods is most appropriate to estimate the proportion of all employees of the company who are satisfied with their job?

• Selecting one of the 50 stores at random and then surveying each employee at that store

• Selecting 10 employees from each store at random and then surveying each employee selected

• Surveying the 25 highest-paid employees and the 25 lowest-paid employees

• Creating a website on which employees can express their opinions and then using the first 50 responses

Tags

CCSS.7.SP.A.2

The two graphs above show the total amounts of money that Ian and Jeremy each have deposited into their savings accounts for the first seven weeks after opening their accounts. After they made their initial deposits, how much more did Ian deposit each week than Jeremy?

• $200

• $100

• $50

• $25

Tags

CCSS.8.EE.B.5

• 2

• 4

• 24

• 28

Tags

CCSS.HSF-IF.C.8B

A researcher surveyed a random sample of students from a large university about how often they see movies. Using the sample data, the researcher estimated that 23% of the students in the population saw a movie at least once per month. The margin of error for this estimation is 4%. Which of the following is the most appropriate conclusion about all students at the university, based on the given estimate and margin of error?

• It is unlikely that less than 23% of the students see a movie at least once per month.

• At least 23%, but no more than 25%, of the students see a movie at least once per month.

• The researcher is between 19% and 27% sure that most students see a movie at least once per month.

• It is plausible that the percentage of students who see a movie at least once per month is between 19% and 27%.

Tags

CCSS.HSS.IC.B.4