Show:
Rates and Proportionality
Proportions and Percents
Expressions and Equations and Inequalities
Geometry
Potpourri
100
A radio station requires DJs to play 2 commercials for every 10 songs they play. What is the unit rate of songs to commercials? ***Hint: Unit Rates compare two units, the denominator will always be 1.
5 songs/1 commercial
100
The amount of a pair of shoes increases from $52 to $64. What is the percent increase to the nearest percent?
What is 23%
100
2s+5≥49
s ≥ 22
100
Will these dimensions make a triangle? Why? 4cm 11cm 3cm
What is No, a+bc
100

Mr. Roth's wife's name is...

What is Jazmine?

200
Julio walks 3 1/2 miles in 1 1/4 hours.
What is 2 4/5 miles per hour
200
Over the summer, Jackie played video games 3 hours per day. When school began in the fall, she was only allowed to play video games for half an hour per day. What is the percent decrease? Round to the nearest percent.
What is 83%
200
A hot air balloon begins its descent at a rate of 22 1/2 feet per minute. How long will it take for the balloon's elevation to change by -315 feet?
What is 14 minutes
200
Draw complimentary angles, include their degrees.
What is any angles that are adjacent and the sum =90degrees
200

Mr. Roth's cat's names are...

What are Riley and Leroy?

300
A submarine dives 300 feet every 2 minutes, and 6,750 feet every 45 minutes. Find the constant rate at which the submarine dives. Give your answer in feet per minute and in feet per hour.
What is 150 feet per minute; 9,000 feet per hour
300
An exclusive clothing boutique triples the price of the items it purchases for resale. What is the boutique’s markup percent? Write two expressions that represent the retail price of the clothes.
What is 200% 1c + 2c; 3c
300
Val rented a bicycle while she was on vacation. She paid a flat rental fee of $55.00, plus $8.50 each day. The total cost was $123. Write an equation you can use to find the number of days she rented the bicycle.
What is 8.5d + 55 = 123
300
Dmitri wants to cover the top and sides of the box shown with glass tiles that are 5 mm square. How many tiles does he need? Length: 20cm Width: 15cm Height: 9cm
What is 3,720 tiles
300

Finish the sentence: "Talking is..."

What is "a privilege, not a right"?

400
On a recent day, 8 euros were worth $9 and 24 euros were worth $27. Write an equation of the form y = kx to show the relationship between the number of euros and the value in dollars.
What is y = 1.125x , where y is dollars and x is euros
400
Ariane borrows $400 on a 4-year loan. She is charged 5% simple interest per year. How much interest is she charged for 4 years? What is the total amount she has to pay back?
What is $80, $480
400
After making a deposit, Puja had $264 in her savings account. She noticed that if she added $26 to the amount originally in the account and doubled the sum, she would get the new amount. How much did she originally have in the account?
What is $106
400
A trap for insects is in the shape of a triangular prism. The area of the base is 3.5 in2 and the height of the prism is 5 in. What is the volume of this trap?
What is 17.5in^3
400

The first play of a football game resulted in a loss of 12_1 yards. Then a 2 penalty resulted in another loss of 5 yards. What is the total loss or gain?

What is 17 1/2 yard loss

500
How can you use rates to determine whether a situation is a proportional relationship?
What is Compare corresponding values of the variables to determine whether there is a constant rate.
500
Emily’s meal costs $32.75 and Darren’s 20. meal costs $39.88. Emily treats Darren by paying for both meals, and leaves a 14% tip. Find the total cost.
What is $82.80
500
A taxi cab costs $1.50 for the first mile and $0.75 for each additional mile. Which equation could be solved to find how many miles you can travel in a taxi for $10, given that x is the number of additional miles?
What is 0.75x + 1.5 = 10
500
A round swimming pool has a circumference of 66 feet. Carlos wants to buy a rope to put across the diameter of the pool. The rope costs $0.45 per foot, and Carlos needs 4 feet more than the diameter of the pool. How much will Carlos pay for the rope?
What is $11.25
500
Beginning in 1996, a glacier lost an average of 3.7 meters of thickness each year. Find the total change in its thickness by the end of 2012.
What is -3.7(17) = -62.9; the glacier has lost 62.9 m of thickness