SBAC Review - Day 10
starstarstarstarstarstarstarstarstarstar
by Men Sam
| 20 Questions

# 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

5
1
Write the expression: one half of a number

6
1
Write the expression: one sixth of a number

7
1
Write the expression: 10 more than a number

8
1
Write the expression: 5 less than a number

9
1
Write the expression: 5 more than half a number

10
1
Write the expression: 8 less than one third a number

11
1
Solve the proportion: 2/5 = ?/15

Hint: Cross multiply or scale to find missing number

12
1
Solve the proportion: 1.5/5 = ?/15

Hint: Cross multiply or scale to find missing number

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?

# 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.

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?