SBAC Review - Day 10

by Men Sam

| 20 QuestionsCLASSWORK:

1. Use mental math, calculator, and scratch paper when necessary.

1

1

Select all that are equivalent.

2 to the power of 4

4 to the power of 2

8 to the power of 2

3 to the power of 4

2

1

Find the area of a rectagle: A = lw

length = 3

width = (3x + 5)

Hint: Use the Distributive Property

3

1

Find the area of a rectagle: A = lw

length = (2x + 3y)

width = 6

Hint: Use the Distributive Property

4

1

Find the area of a triangle: A = 1/2bh

base = 8m

height = 10m

Sample Answer: # [unit]

5

1

Write the expression: one half of a number

Sample Answer: 1/3x or x/3

6

1

Write the expression: one sixth of a number

Sample Answer: 1/3x or x/3

7

1

Write the expression: 10 more than a number

Sample Answer: x + 2

8

1

Write the expression: 5 less than a number

9

1

Write the expression: 5 more than half a number

Sample Answer: x/4 + 5

10

1

Write the expression: 8 less than one third a number

Sample Answer: x/4 - 5

11

1

Solve the proportion: 2/5 = ?/15

Hint: Cross multiply or scale to find missing number

Answer: 4

12

1

Solve the proportion: 1.5/5 = ?/15

Hint: Cross multiply or scale to find missing number

Answer: 4

13

1

Area of a table cloth is 15 square ft. It cost $2 per square ft. What is the total cost of the table cloth?

14

1

Area of a table cloth is 15 square ft. It cost $2 per square ft. What is the total cost of 2 table cloths?

HOMEWORK:

1. Show work on binder paper. I will collect.

2. Try your best and submit.

15

16

17

18

15

1

Sample Answer: 2 to the power of 4 ; 4 to the power of 2

16

1

Hint: How do you find the area of a rectangle?

Hint: Use the Distributive Property!

w = 6 ; l = (4x+5)

w = 4 ; l = (6x+7)

w = 3 ; l = (21x + 27)

w = 8 ; l = (3x+4)

w = 2 ; l = (15+12x)

17

1

Hint: 5 more than one third can be written as x/3 + 5

Hint: one half of points = x/2 or 1/2x

Hint: one sixth of points = x/6 or 1/6x

18

1

Hint: Use the expression from the last problem. Replace x and solve.

Sample Answer: 4 points

19

20

19

1

Hint: Use the table to help you figure out how many mi Joan can run in 75 min.

Hint: Setup a proportion 6/45 = ?/75 (you can cross multiply or scale to find the missing numer)

Sample Answer: Derrick ; 5 1/3 mi

20

1

Hint: How much does it cost to make 1? So how much to make 4?

Sample Answer: $23.00

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