MCAS Review

Linear Functions

100

What is the slope of the line through
(2,5) and (6,13)?

A 1
B 2
C 3
D 4

B. 2

200

Which equation represents a line with slope −3 and y-intercept 7?

A y = −3x + 7
B y = 3x − 7
C y = −7x + 3
D y = 7x − 3

A. y=-3x+7

300

Slope of horizontal line?
A 1
B −1
C 0
D Undefined

C 0

400

Parallel to y = −2x + 8?
A y = −2x − 1
B y = 2x + 1
C y = ½x − 4
D y = −½x + 3

A y = −2x − 1

500

Find y: y = 3x − 7 when x = 6
A 9
B 10
C 11
D 12

C 11

Exponents

100

2^3⋅2^4

A 16
B 32
C 64
D 128

D. 128

200

(x⁴)³ = ?
A x⁷
B x¹²
C x¹
D x⁶

B x¹²

300

10⁰ = ?
A 0
B 1
C 10
D Undefined

B 1

400

Simplify: x⁵ / x²
A x³
B x⁷
C x²
D 1

A x³

500

Growth or decay: (0.7)ˣ
A Growth
B Decay
C Linear
D Constant

B Decay

Geometry

100

Triangle area: base 8 height 5
A 20
B 40
C 13
D 10

A 20

200

Circle circumference formula?
A πr²
B 2πr
C πd²
D r²

B 2πr

300

Area of triangle with base 10 and height 6?

A 16
B 30
C 60
D 120

B 30

400

Right triangle legs 6 and 8. Hypotenuse?
A 10
B 12
C 14
D 9

A 10

500

Volume cube side 4
A 12
B 16
C 64
D 48

C 64

Inequalities

100

Solve: x + 5 > 9
A x > 4
B x < 4
C x ≥ 4
D x ≤ 4

A x > 4

200

Solve:

5x − 10 ≤ 20

A x ≤ 2
B x ≤ 6
C x ≥ 6
D x ≥ 2

B x ≤ 6

300

Flip sign when dividing by?
A Positive
B Zero
C Negative
D Fraction

C Negative

400

Solution of 2x − 6 ≥ 10
A x ≥ 8
B x ≥ 2
C x ≤ 8
D x ≤ 2

A x ≥ 8

500

Graph of x < 3 shows
A Closed dot right
B Open dot left
C Closed left
D Arrow both

B Open dot left

Stats

100

Mean of 2,4,6
A 3
B 4
C 5
D 6

B 4

200

Median of 3,9,1
A 1
B 3
C 9
D 4

B 3

300

Range of 5,10,12
A 5
B 7
C 12
D 17

B 7

400

Mean of: 3, 7, 10, 10?

A 6
B 7.5
C 8
D 9

B 7.5

500

Outlier most affects
A Mean
B Median
C Mode
D Range only

A Mean