Ratios / Unit Rate / Percent
What is 30% of 120?
36
The temperature was -2.3 degrees when it was taken the first time. The second time, it was -10.9 degrees. Which temperature was warmer?
-2.3
How many terms are in this expression?
10.7x + 3.98 - 1.9y
3
7 + 10n - n2
10
The ratio of sugar to flour in the cake recipe is 3:4. If you use 9 cups of sugar, how much flour will you need?
12
The elevation of 4 cities are listed below. Name all of the cities that are located below sea level.
Chicago: 673
Indio: -20
Houston: 83
Salton City: -125
Indio and Salton City
Use the distributive property to find an expression that is equivalent to: 3(5x + 4)
15x + 12
What is the value of ( 1/3 )2
1/9
A roll of 50 stickers costs $7.50. What is the unit rate of cost per sticker?
$0.15 per sticker
Which integer has the smallest absolute value?
5, -12, 3, 8, -100
3
Find an equivalent expression by combining like terms.
6p + 15 - p + 9 + 2p
7p +24
The equation V = s3 represents the volume of a cube. If s = 2, what is the volume?
V = 8
On the 40 question test, Maria got 36 questions correct. What percent of problems did she get correct?
90%
Find the distance between these two points.
(-8, 5) and (3, 5)
11
Find the value of x2 - 10 + 3x if x = 6
44
What is the opposite of the opposite of -100?
-100
A car is moving at a rate of 120 miles every 3 hours. At that rate, how many hours will it take to go 200 miles?
5 hours
If you reflect point A, (-5, 9) across the x-axis, it will end up in which quadrant?
Quadrant 3
Solve for x:
3/5 x = 9/10
1 1/2
Choose the algebraic expression to match the phrase: 5 less than the product of 10 and a number
a. 5 - 10n
b. 5 - 10 + n
c. 10n - 5
d. 10/n - 5
c