Unit 1
Evaluate the expression if x = 12, y = 20, and z = 4.
x + y + z
36
Name the property shown by the statement:
67 + 0 = 67
Identity Property of Addition
Evaluate the expression.
9/10 x 20/21
6/7
Find the quotient.
1/2 ÷ 1/10
5
Write the percent as a decimal.
9.2%
0.092
Evaluate the expression.
l-9l - l6l
3
Evaluate the expression.
-8(u - 2)
-8u + 16
Evaluate the expression.
- 3/8 ÷ (- 3/9)
9/8
Write the ratio as a fraction in the simplest form.
9 gallons to 48 quarts
Find the percent of change.
from 4 to 5
25%
Evaluate the expression.
25 + 18 + (-25)
18
Solve for r.
r/-2 + 11 = 15
r = -8
Solve the inequality.
-6z < -18
z > 3
Turn 6.5555... into a fraction.
59/9
Find the simple interest.
$1900 at 5.5% for 36 months
$313.50
Answer the word problem.
In Montyville, the value of homes has experienced an annual increase of -2 percent. If the rate continues, what will be the increase over 10 years?
-20 percent or -20 %
Solve the word problem.
The area of a rectangle is 1260 square inches. Its length is 36 inches. Find the width.
35 inches
Answer the word problem.
Gayle is making fruit punch that consists of 2 quarts of juice and 1 quart of soda water. How much soda water does she need if she has 5 quarts of juice?
2.5 quarts of soda water
Answer the word problem.
A man in a photograph in 1.5 inches in height. If the man is 6 feet tall, what is the scale?
1 in to 5 ft OR 1 in./5 ft.
Answer the word problem.
About 42% of a paint mix is white. A painter orders 18 gallons of the paint mix. How much of it is white?
7.56 gallons
The architecture firm of Stuart and Maxwell, Ltd., had monthly profits of $1200, $755, -$450, $210, and -$640 over 5 months. What was the average profit for those months?
$215
Twice a number is 60 more than five times the number. What is the number?
-20
Find the volume of a cube with sides of length 4a4b6 units.
64a12b18 units3
Ask for diagram!
Triangle GHI is similar to triangle JKL. Find x.
27 inches
Answer the word problem.
A school's class rings can include a student's initials in an engraved monogram on the ring. How many different monograms are possible from 2 sizes, 5 type styles, and 3 border styles?
30 different monograms