Probability of Simple Events
Billy has two coins, What is the probability of the two coins landing on the same side?
h|t t|h h|h t|t h|h
2/5
how many combinations are possible?
flat ham mayo
wheat cheese
white
9
2/3 / 7/8
16/21
3/5 * 3/4 =
9/20
pi
3.14...
A bag contains, 5 quarters, 2 dimes and 4 pennies. what is the probability of picking a dime?
2/11
what is the probability of pulling an ace or a 5 out of a deck of cards?
4/52
3/7 / 2/3
9/14
6/12 * 2/3 =
1/3
-3*(-9)=
27
There are 15 marbles in a jar. 5 red, 3 blue, 6 green and 1 yellow. What is the probability of picking red?
5/15
What is the probability of rolling an odd or non prime number using a 12 sided die?
11/12
5/9 / 1/8 =
4 4/9
1/8 * 10 =
1 1/4
6=2(y+2)
y=5
What is the probability of rolling an even number of a dice?
3/6 or 1/2
10/20
4/5 / 4/9 =
1 4/5
3/8 * 2/12=
1/3
-30/5 =
-6
the letters are: J F R E T U V
If Jason picks a letter what is the probability of him picking a letter from his name?
1/8
If choosing a vowel from the word COMPUTER or a consonant from the work BOOK. What are the total number of outcomes possible?
6
6/11 / 4/15 =
2 1/22
3/8 * 1/2 =
3/16
10=3(y-5)
y=9