Math Jeopardy

Proportional Relationships

100

A Ratio is

What is the relationship in quantity, amount, or size between two or more things

200

A unit rate is 

What is how much of something per 1 unit of something else?

or 

what is a/b 

300

A proportional relationship is 

What is another term to describe how two values that change are related when there is a constant ratio between them? 

or

What is a/b = c/d 

400

Constant of proportionality is

What is k = y/x

or 

What is the constant ratio between two proportional quantities y/x denoted by the symbol k, which may be a positive rational number?

500

A proportional relationship make what kind of graph?

What is a straight line through the origin?

Circles

100

 The area of a circle  

what is A= pir²

200

The perimeter of a circle

what is P=2rpi or P=dpi

300

A straight line from the center to the circumference of a circle or sphere.

What is the radius?

400

If a circle had a radius of 60 cm what is the diameter?

What is 60cm*2 = 120cm 

500

If a circle had a diameter of 10 what is the area in terms of pie?

What is 25pi?

Percent Increase, Decrease, and Error

100

What is 35% of 100

What is 35?

200

What is the different between a percent increase and percent decrease?

What is 

• Percent increase = new value is larger than the original value.

• Percent decrease = new value is smaller than the original value.

300

Adding tax or tip to your bill

What is percent increase?

400

A store credit is an example of

What is percent decrease

500

1.2(0.3x)= 100 means 

What is a 70% decrease than a 120% increase?

Rational Number Arithmetic

100

Solve the following -3+-4-2 

What is -9?

200

When multiplying or dividing a two negative numbers the result will be

What is Positive? 

300

When multiplying or dividing a negative number by a positive number the result will be

What is negative? 

400

Solve the following  2 ⋅ 5 ⋅ -3

What is - 30? 

500

The population of a mining town is 40,000. The mine closes, and 150 people leave the town each month. Wrote and equation that correctly gives the number of people remaining in the town after three years.

What is = 40,00 people - 36 months ⋅ 150 people / month. 

Random Math Questions

100

the area of a rectangle 

what is A = L*W

200

PEMDAS

What is order of operations?

300

3.14 is 

What is Pi?

400

5 squared 

What is 25? 

500

If there are 25 students in your class, but three students are absent, how many students are in the class that day?

What is 22 students?