Circles
Proportionality
Percents
Challenge
Pop Culture!!!!
100

What is the distance around a circle called?

Circumference

100

What letter is used to represent the constant of proportionality?

K

100

What is 25% of 100?

25

100

NO CALCULATOR

What is 3 - (-3) + 8 - 10 + 12 - (-9)?

25

100

68/4  &  Movie starring Zac Efron where a man goes 20 years back in time and fixes his marriage

17 Again

200

What is the area of a circle with a radius of 3 inches?

28.26 inches squared

200

I ran 15 miles in 2 hours. How many miles per hour did I run?

7.5 miles per hour

200

What will my tip be if my bill is $26 and I want to tip 22%?

$5.72

200

What is the absolute value of (10 - 20 + 5)?

5

200

The square root of 25  &  Popular burger restaurant

5 Guys

300

What is the circumference of a circle with a radius of 50 centimeters?

314 centimeters

300

X           Y

0           5

1           10

2           15

Is this proportional? WHY?

Not proportional, doesn't start at 0,0 (origin), also doesn't have equivalent ratios

300

A shirt originally costs $57.99, but I have a coupon for 20% off. How much will I SAVE if I use the coupon? (Round to the nearest cent)

$11.60

300

What is 25% of 40% of 50% of 200?

10

300

11x11 - 20  &  Movie where Cruella De Vil wants to steal puppies to make coats from their skin

101 Dalmatians

400

What is the area of a circle with a diameter of 9 feet?

63.59 feet squared

400

Susie made 36 cookies in 8 hours. Write an equation in y = kx form for cookies per hour. Use x for hours and y for cookies. 

y = 4.5x 

400

What is my TOTAL payment if my bill at a restaurant is $37.50, and I want to tip 25%? (Round to the nearest cent)

$46.88

400

If a square has side lengths of 5 inches, what was the scale factor of the enlarged square if it has an area of 100 square inches?

2. The new side lengths are 10x10.

5 x 2 is 10. 

400

A popular Hershey's candy with pretzels, caramel, peanut butter, and peanuts inside  &  the cube root of 125

Take 5

500

What is the circumference of a circle with an area of 78.5 square inches?

31.4 inches

500

A pet store recommends 10 gallons of water for every 6 fish inches. 

I want to buy one 2-inch fish, two 4-inch fish, and three 5-inch fish. How many gallons of water do I need? (Round to the nearest whole gallon)

42 gallons

500

I want to buy a $990 computer. I can either use a coupon for $95 off, or I can use a coupon for 15% off. Which is the better deal, and how much does that deal cost?

The 15% off coupon is the better deal, with a price of $841.50

500

If a chicken ran at 5 meters per second, how many miles per hour did it run? Round to the nearest whole number. 

(Use 1609 meters in 1 mile)

11 miles per hour

500

One half of 420 divided by 10  &  Popular band with hits such as "Stressed Out" and "Ride"

21 Pilots