SAT Prep

Which of the following is an example of a function whose graph in the xy plane has no x-intercepts?

• A linear function whose rate of change is not zero

• A quadratic function with real zeros

• A quadratic function with no real zeros

• A cubic polynomial with at least one real zero

Tags

CCSS.HSF-IF.C.7A

Tags

CCSS.8.EE.A.2

If the radius of a circle is tripled, what is the effect on the circle's circumference?

• It is increased by 3

• It is increased by 9

• It is increased by a factor of 3

• It is increased by a factor of 9

Tags

CCSS.HSF-LE.A.1B

The graph of line k is shown in the xy-plane. Which of the following is an equation of a line that is perpendicular to k?

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.B.5

If 10x + 6 = 206, what is the value of 5x + 3?

• 20

• 53

• 103

• 203

Tags

CCSS.7.EE.B.4A

What is the equation of the circle?

• (x+1)^2 + (y +1)^2 = 3

• (x+1)^2 + (y -1)^2 = 3

• (x+1)^2 + (y +1)^2 = 9

• (x-1)^2 + (y -1)^2 = 9

Tags

CCSS.HSG.GPE.A.1

The data in the table above were produced by a sleep researcher studying the number of dreams people recall when asked to record their dreams for one week. Group X consisted of 100 people who observed early bedtimes, and Group Y consisted of 100 people who observed later bedtimes. If a person is chosen at random from those who recalled at least 1 dream, what is the probability that the person belonged to Group Y?

• 68/100

• 79/100

• 79/164

• 164/200

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.IC.A.1

CCSS.HSS.IC.B.4

The table above shows the distribution of age and gender for 25 people who entered a contest. If the contest winner will be selected at random, what is the probability that the winner will be either a female under age 40 or a male age 40 or older?

• 4/25

• 10/25

• 11/25

• 16/25

Tags

CCSS.HSS.CP.A.1

CCSS.HSS.CP.B.7

• 3

• 5

• 6

• 18

Tags

CCSS.HSG.GPE.A.1

The equation below shows the cost of a hamburger with different numbers of toppings.

y = 1.40x + 1.90

What is the y intercept and what does it mean?

• The hamburger will cost $1.90 without any toppings.

• The hamburger will cost $1.40 without any toppings.

• The cost of the hamburger is $1.90 with one topping

• The cost of the hamburger doesn't change no matter how many toppings there are.

Tags

CCSS.HSF.LE.B.5