Circles
Unit Rates
Equations
Integers
Potpourri
100
The compact disc has a diameter of 4.75 inches. Find the circumference.
14.92 inches
100
Jaimie swims 1/2 the length of the swimming pool every 1/4 of a minute. Find the number of lengths Jaimie swims per minute.
2 lengths per minute
100
Find the value of x:
-1/4x = 24
-96
100
Name the numbers are 3/2 units from 1/2.
-1 & 2
100
Out of a group of 60 people, 24 are left-handed. Find the percent that are right-handed.
60% are right-handed
200
The radius of a circle is 8.6 centimeters. Enter the area of the circle, in square centimeters. Round your answer to the nearest hundredth and use 3.14 for π.
.
232.23 cm
200
If Jackie makes $49 in 7 hours, find the graph that models this & calculate the amount Jackie makes per hour.
$7 per hour
Graph C
200
Write the equation to find the constant of proportionality.
k = y/x
200
Name the expressions that have a value that is greater than -8.
B & C
200
A cookbook originally cost $13.00. Yesterday, Marta bought it at 40% off. Calculate how much was deducted from the original price.
$5.20
300
What is the area of the circle if the diameter is 6 centimeters? Use 3.14 for π.
28.26 cm2
300
The graph shows the costs of books of tickets for carnival rides and the number of ride tickets in each book. Calculate the cost per ride ticket?
$1.50
300
Jessica went shopping and bought a pair of jeans that were on sale for 25% off the original price of $23.98. A 6% tax was also added on to the sale price. Write the expression (without the answer) to calculate the total amount that Jessica spent on the jeans.
23.98(.75)(1.06)
300
Mr. Pops, a science teacher, records the air temperature in degrees Celsius, every two hours. The table shows part of Mr. Pop's temperature data.
Between 10 am and 12 pm, the temperature increased by the same amount as 8 am and 10 am.
Between 12 pm and 2 pm, the temperature decreased by 6 degrees.
Name the 2 missing temperatures.
12 pm = 4 degrees
2 pm = -2 degrees
300
This scale drawing of a rectangular wall has dimensions 4.75 inches by 2.5 inches. The length of the shorter side of the actual wall is 24 inches. Calculate the actual length of the longer side of the rectangle.
45.6 inches
400
Find the cost per square inch of a pizza with a diameter of 8 inches that costs $12. Use 3.14 for π.
$0.24 per 1 in
400
Name the table that represents a proportional relationship and calculate the unit rate. 
Table B
4
400
A researcher listened to a person’s heart for a portion of a minute and recorded the number of beats she heard in the table. From that, she calculated the number of beats per minute. Write an equation that can be used to calculate the beats per minute (b) based upon the number (n) of beats heard. Use the y=kx form.
b = 3n
400
Calculate the answer: (–5)(8)(–4)(–6)
-960
400
A new car that costs $45,000 depreciates 12% per year once it is driven off the sales lot. Calculate the price of this car after 1 year.
$39,600
500
The largest possible circle is to be cut from a 10 inch square paper. What will be the area, in square inches, of the inscribed circle? DO NOT convert π to 3.14.
25π2
500
Greg's soccer team is selling sets of 3 raffle tickets for $5.00. Find the constant of proportionality of dollars per ticket.
$1.67 per ticket
500
A 12-ounce box of cereal costs $3.60. Write an equation that relates the price (p) with the weight (w) of the cereal in the y=kx form.
p = 0.3w
500
Name the expression(s) of the division of integers that will NOT result in a rational number.
D
500
Cathy estimated the price of a new sweater after she used a coupon to be $78, but the actual price was $60. Calculate her percent error.
-30%