Pre Alg AM Final Review

Percent/decimal/fraction

100

write 284% as a fraction

71/25

200

78 is 60% of what number?

130

300

4.2 is what percent of 42

4.2

400

Find the percent change from 90 to 72

20% decrease

500

Find the simple interest on $2020 at 8% for 18 months

$242.40

Functions and sequences

100

Is this a function

(-1,3)(0,6)(1,3)(2,-5)

yes

200

Find the equation that describes the sequence

4, 7, 10, 13,....

y=3x+1

300

Find the 14th term of the sequence

2, 6, 10, 14, ....

54

400

if F(X)=3x-9

what is F(-4)=?

-21

500

if G(X)=X²+4X-3

what is G(5)=?

42

Linear Equations

100

Find the slope between (-2,-4) and (7,1)

5/9

200

Write the equation of a line with slope of 5 and y intercept of -3

y=5x-3

300

Find the equation of a line through the points (3,3) and (6,4)

y=1/3x+2

400

Find the equation of a line through the points

(2,5) and (3,-4)

Y=-9x+23

500

Find the solution to the system of equations

y=x+1

x+y=7

(3,4)

Exponents

100

Write (4)(4)(4)(X)(X)(X)(X)(Y)(Y) using exponents

4³x⁴y²

200

Find the Prime Factorization of

24x³y²

(2)(2)(2)(3)(x)(x)(x)(y)(y)

300

evaluate 

(5)(2)⁴

80

400

Multiply

(X³)(X⁴)

X⁷

500

divide the monomials

K¹²/K⁹

K³

Pot Luck

100

Markup 55 by 40%

77

200

Find the Simple Interest on

$1350 at 6% for 7 years

$567

300

The length a spring stretches varies directly with the amount of weight attached to it.  When an 8-ounce weight is attached the spring stretches 2 inches.

estimate the stretch of a spring when it has a 20 ounce weight attached.

5 inches

400

Solve the System of Equations

x+y=-3

x-y=-3

(-3,0)

500

Find the Compound Interest on

$595 at 4.75% for 3 years

$683.88