Factorials
Probability
Interest Rates
Graphing/Intercepts
Angles
100
Solve:
4!
4!= 4x3x2x1 = 24
100
A jar contains 3 blue marbles, 7 red marbles, and 4 green marbles.
What is the probability of pulling a blue marble?
3+7+4= 14
3/14 chance of getting a blue marble
100
A shirt is $30 and is ON SALE for 20% OFF. How much is the sales price of the shirt?
30(.20) = 6
30-6= $24
100
What is the X-INTERCEPT of the graph below
x-intercept:
(-1,0)
100
What is the measure of the angle shown?
90 degrees
(right angle)
200
How many ways can you arrange the letters in the word: S P R I N G
6!= 6X 5X4X3X2X1
= 720
200
Imagine you roll a standard 6 sided dice
What is the probability of rolling an odd number?
3/6 chance of rolling an odd #
200
Imagine you borrow $200 at 15% annual interest. How much will you owe after 1 year?
200(.15)= 30
200+30= 230
200
Identify the X-INTERCEPT(s) of the graph below:
x-intercepts:
(-1,0) and (3,0)
200
What is the measure of the angle shown?
180 degrees
(Straight line- 90 + 90 )
300
How many different ways can we rearrange the word:
A V A T A R
6! / 3!
720/6
=120
300
Are the following events independent or dependent?
Pulling a card from a deck of cards and then IMMEDIATELY pulling another card, without putting the first card back.
Dependent- because you didn't put the first card back
300
Your first paycheck was $300 BEFORE taxes. Your paycheck gets taxed at 15%.
How much was you net income?
300(.15) = 45
300-45 = $255
300
Identify the Y-INTERCEPT of the equation below:
y= x2 + 3x + 5
y-intercept: 5
(0,5)
300
Given the image, what is the measure of the missing angle, x?
30 degrees
90-60 =30
400
Calculate:
24/ 2!2!
24/4
=6
400
There are 20 marbles in a bag:
5 red, 7 green, 4 blue, and 4 yellow
What is the probability that you’ll pull a RED OR a BLUE marble?
P(red)= 5/20
P(blue)= 4/20
Red OR blue: 9/20
45%
400
Imagine you charged $850 to your credit card at 17% interest. After 2 months?
850(.17)= 144.5
994.5(.17)= 169.1
994+169.1 =
1, 163.6, or, 1,164
400
What are the x-intercepts of the equation below:
y = (x+5)(x-2)
x-intercepts:
x=-5 and x= +2
(-5,0) and (2, 0)
400
Given the image, what is the measure of the missing angle, x?
50 degrees
90-40=50
500
Solve:
6C4
6!/ (6-4)!4!
720/2!4! = 720/48
= 15
500
What is the probability of pulling a 7 and then immediately after pulling another 7?
(2 7s in a row)
(fraction form is okay)
p(7)= 4/52
p(7 after A)= 3/51
P(7 and 7)= 12/ 2652
approx. 0.4%
500
The sales tax in California is 7.25%. If your bill from Target is $50, how much will the bill be after the sales tax?
50(.0725)= 3.63
50+3.63 =
53.63
500
Where does the graph have EVEN MULTIPLICITY?
Even multiplicity at x=3 --> (3,0)
500
Given the image, what is the measure of the missing angle, x?
135 degrees
180-45 = 135