Algebraic Expressions
What will undo division?
Multiplication
> or < is represented by what type of dot?
Open dot
How do you show the ratio 3:4 in two other ways?
What is 0.1 in percent form?
10%
What is the formula for the area of a triangle?
A = 1/2bh
y = 14x
What is y if x = 6?
84
The distance between -9 and 0 is the same as the distance between 0 and 9.
True or False?
True
Examples:
1:4
2:8
3:12
A percentage is a number or ratio expressed as a fraction out of _____ .
100
How many faces does a rectangular prism have?
Solve: 5k + 43 + 11k + 3 + 2k
18k + 46
Solve:
187 + |-28| - 102 x |-1| = _____
113
Identify the independent and dependent variable.
The height of a plant
The amount of water a plant receives
Independent variable: Amount of water a plant receives
Dependent variable: The height of a plant
Steve must pay 28% of his paycheck in tax.
If his paycheck is $168, how much is his tax?
$47.04
Which is the length for a rectangular prism with a volume of 50 cubic meters, a height of 5 meters, and a width of 2 meters?
5 meters
4x + 4y is equivalent to 4(x+ 4y).
True or False?
False.
The Distributive Property will say that it is 4(x+y).
What is the LCM of 24 and 84?
168
396 miles/12 hours = _____
33 miles/hour or 33 miles per hour
Convert the fraction into a percent:
315/420
75%
One gerbil carrier sells for $22.00.
It is shaped like a rectangular prism and has the dimensions listed below.
Which is the volume of the gerbil carrier WITH UNITS?
Length: 13 in.
Width: 10 in.
Height: 11 in.
1430 cubic inches
Solve for m:
171.5 = 24.5m
7
What is the distance between the two points in units?
(-38, 2) and (102, 2)
140 units
Adrian found that 6 cars passed his house in 5 minutes. How many cars would you expect to pass his house in 2 hours if the rate stayed the same?
Hint:
Change 2 hours into minutes, 2(60)=120. Also, find the unit rate for cars per minute and minutes per car.
144 cars in 2 hours (120 minutes)
Jan has ridden 357 miles of the Tour de France bicycle race and is 17% finished with the race.
What is the total length of the race?
2,100 miles
How many 1/2 inch cubes can fit into a larger cube with side length 2 and 1/2 inches?
125 cubes