Fall Into Math Madness

Algebra

100

What is the value of x in the equation 2x+3=11?

x=4

200

Simplify the expression 3(x+4)

3x+12

300

Solve for y in 5y - 2 = 3y + 8 

y = 5

400

What is the slope of the line through the points (1,2) and (3,6)?

Slope = 2

500

Factor the expression X² - 9x + 20.

(x-4)(x-5)

Geometry

100

What is the formula for the area of a triangle?

1/2 X Base X Height

200

How many degrees are in the sum of the interior angles of a triangle?

180 degrees

300

Find the area of a rectangle with a length of 8 units and a width of 3 units.

24 square units

400

What is the Pythagorean theorem formula?

a² + b² = c²

500

What is the sum of the interior angles of a pentagon?

540 degrees

Fractions & Decimals

100

Simplify

4/8

1/2

200

Convert .75 to a fraction

3/4

300

2/3 + 1/6

5/6

400

1.25 - 3.5=

2.25

500

Convert to decimal

7/8

.875

Probability and stats

100

What is the probability of flipping a coin and getting heads?

1/2

200

If a cube (1 to 6) is rolled, what is the probability of rolling a 3?

1/6

300

In a data set of 2,4,6,8, and 10, what is the mean (average)?

6

400

What is the mode of the data set 5,7,7,9,10?

7

500

A bag contains 3 red, 5 blue, and 2 green marbles. What is the probability of drawing a blue marble?

5/10 or 1/2

Math in Real Life

100

If a shirt costs $20 and is on sale for 25% off, how much is the discount?

$5

200

You have $50 and spend $30. What percentage of your money did you spend?

60%

300

If a car travels 60 miles in 1.5 hours, what is the average speed?

40 miles per hour

400

A recipe calls for 2/3 cup of sugar. If you're making half of the recipe, how much sugar do you need?

1/3 

500

If a bill is $48 and you want to leave a 15% tip, how much will the tip be?

$7.20