Circles
Unit Rate
Constant of Prop
Simplifying Expressions
Integers
100
If the radius of a circle is 8, what is the diameter?
16
100
If 5 pretzels cost $2.40, how much does it cost per pretzel?
$0.48
100
If the unit rate is $4.50, what is the constant of proportionality?
$4.50
100
Simplify:
-4x + 7x - x
2x
100
What is the sum of -10 and 7?
-3
200
If the diameter of a circle is 17, what is the radius?
8.5
200
If Carson buys 7 pounds of hamburger for $31.50, how much did he pay per pound?
$4.50
200
If the constant of proportionality is 7, what is this as a point?
(1,7)
200
Simplify:
5p - 7 + 9p -3
14p - 10
200
What is the product of -2 and 6?
-12
300
What is the exact circumference of a circle, if the radius is 4?
8 pi
300
Jared buys $40.09 worth of gas. If he bought 9.5 gallons, how much did he pay per gallon?
$4.22
300
What is the constant of proportionality?
3
300
Simplify:
-2(3m - 4)
-6m + 8
300
What is the quotient of -20 and -4?
5
400
What is the exact area of a circle, if the diameter is 12?
36 pi
400
Brynlee is going shopping. If she buys 3 pairs of baseball pants for $48. How much did she pay per pair?
$16
400
What is the constant of proportionality?
1/2
400
Simplify:
(3x - 7) + (-5x - 2)
-2x - 9
400
-7 - (-2)
-5
500
What is the radius of a circle, if the circumference is
18pi
9
500
If Tyler buys 20 sap buckets for $95, how much did he pay per bucket?
$4.75
500
If the constant of proportionality is 4.25, what would the equation look like?
y=4.25x
500
Simplify:
3(-2x + 1) + 2(4x -1)
2x + 1
500
-12 + 6/-3
-14