PSAT Math Jeopardy

Algebra

100

If x=40, what is the value of x + 6?

46

200

Which expression is equivalent to 50x² + 5x² ?

55x²

300

x + 2y = 6

x - 2y = 4

The solution to the given system of equations is (x, y). What is the value of x? 

x = 5

400

If 2x = 12, what is the value of 9x?  

54

500

Factor the following:

x² + 18x + 72

 (x + 6) (x + 12)

Geometry

100

A triangle has a perimeter of 22 units. If side x=9 and side y=7, what is the value of side z? 

6 units

200

In triangle JKL, the measure of <K and <L are each 48°. What is the measure of <J in degrees? 

84° 

300

When 2 angles are equal to 180°, what is the relationship called?

Supplementary 

400

The given function f represents the perimeter, in centimeters, of a rectangle with a length of x cm and a fixed width. What is the width, in cm, of the rectangle? 

f(x) = 2x + 244

122 cm

500

Using the following measurements, find the length of the missing leg "B" of the right triangle.

leg "A" = 5

leg "B" = x

hypotenuse = 13

1. 12
2. 13
3. 144

x=12

Ratios/Proportions

100

What is 23% of 100?

23

200

How many teaspoons are equivalent to 44 tablespoons? 

3 teaspoons = 1 tablespoon

132 teaspoons

300

A cherry pitting machine pits 12 pounds of cherries in 3 minutes. At this rate, how many minutes does it take the machine to pit 96 pounds of cherries? 

24 minutes

400

The population density of Cedar County is 230 people per square mile. The county has a population of       85,100 people. What is the area, in square miles, of Cedar County?

370 square miles

500

Two cars were traveling 630 miles. Car A traveled an average speed of 70 miles per hour. If car B traveled 90 miles an hour, how many miles had car A traveled when car B arrived at the destination?

490 miles

Quadratics

100

In the quadratic equation, x² + 5x - 4, what are the values of a, b, and c? 

a = 1

b = 5 

c = -4 

200

What two numbers multiply to 144 and add to 24?

12 and 12

300

When given a quadratic expression, are 3 ways to solve for the x-intercepts?

1. Zero Product Property

2. Completing the Square

3. Quadratic Equation

400

Solve the quadratic equation:

x2 + 12x + 27 = 0 

x = 9

x = 3

500

Solve the quadratic expression: 

36x² + 25 = 60x 

x = 0.833

SURPRISE!

100

What classroom are we in?

220

200

How old is Mrs. Johnson?

32

300

How many MATH credits do you need to earn your high school diploma? 

4.0 

400

What is Mrs. Johnson's husband's job?

Youth Corrections Officer 

500

How many children does Mrs. Johnson have?

*FOR A BONUS 500 POINTS...

What are their names OR ages?

2 :)

Ben - 5 years old

Grayson - 3 years old