Tangent
Probability
Expected Value
Unions and Intersections
Miscellaneous
100
Solve for x. Round to the hundredths.
x ~ 1.70
100
I have a standard 52-card deck. What is the probability of picking a face card? (king, queen, jack)
12/52
100
What expected value means a fair game?
0
100
What is an intersection?
When something occurs in both events
100
Multiply and simplify.
x^2+8x+15
200
Solve for x.
x=13
200
Create an area model. The probability that someone in the sample space has brown hair is 42%. What is the probability of pick two people where one of them has brown hair?
0.4872 or 48.72%
200
Find the expected value.
4.75
200
I have a standard 52-card deck. What is the probability of picking a heart AND a 3?
1/52
200
Multiply and simplify.
3x^2-7x-6
300
What does tangent represent? (starts with s)
slope
300
A bag contains 17 triangles. I randomly grab a triangle. What is the probability I choose one with an angle sum of 360?
0
300
Find the expected value.
$8.75
300
I have a standard 52-card deck. What is the probability of picking a jack AND a red card?
1/26
300
Calculate x. 
x=12
400
Which is representing the smallest value?
tan(m<CED)
400
Create a tree diagram for flipping two coins. What is the probability of flipping at least one heads?
3/4
400
Find the expected value. ($3 is 3/8)
$1.50
400
I have a standard 52-card deck. What is the probability of picking a face card OR a 2? (Face card is king, queen, and jack)
4/13
400
Calculate x and y.
x=51, y=106
500
Solve for x. Round to the nearest hundredths.
x~514.46
500
The probability of picking a turtle is 7%. If there are 14 turtles, how many total animals are there?
200 animals
500
There are 4 spots on the spinner; $100, $50, $250 and -$15. The probability of $100 is 1/8, $50 is 1/4, $250 is 3/8, and -$15 is the rest. Find the expected value. Is this a fair game?
$115, Not fair
500
I have a standard 52-card deck. What is the probability of picking a club OR a 2?
16/52
500
Calculate x. Round to the nearest hundredths.
x~10.72