Probability
The probability of rolling an odd number on a regular six sided number cube.
3/6 = 1/2
How many students graduated from high school out of every 20 students if 60% of students in Louisiana graduated?
12 students graduated
Find the mode: 6, 12, 3, 15, 3, 9, 2, 8, 1
3
40% of students at Landry want to move out of New Orleans when they grow up. If there are 500 students at Landry, how many want to leave New Orleans?
200
Quentin has a choice of 7 flowers to plant in her garden. Each flower comes in five colors. How many total choices does she have?
35
Noah tossed a coin 30 times. He got heads 12 times. What is the experimental probability of getting heads?
12/30 = 2/5
What is the total including tip of a meal that costs $13. You pay a 20% tip.
$15.60
Find the range: 771, 786, 745, 770, 786, 790, 786
45
0.5% of all statistics are true. If you have a list of 1,400 statistics. How many are true?
7
If the the probability of spinning a four on a spinner is 1/5, the probability of not spinning a four is...
4/5
When rolling a number cube, the theoretical probability of not rolling a 2.
5/6
Mr. McMorris bought a new iPad for $950.13. Tax on the iPad is 11%. What is the cost with tax?
$1,054.50
Find the mean: 95, 92, 88, 85, 85, 91, 100, 88, 86, 90, 98, 94
91
Josh flips a quarter 20 times. It falls on tails 30% of the time. How many times does it fall on heads?
14 times
A bag has two green marbles, two blue marbles, and one yellow marble. If you were to reach into the bag, what would the probability that you pull out a blue marble be?
2/5
If you toss a coin and roll a number cube, the probability of getting a heads and a 6 is this.
1/12
Find the cost including tax for a snack that costs $2.45. The tax rate is 8.5%. Round to the nearest cent.
$2.66
Find the median: 28, 25, 22, 15, 25
25
A store paid $75.29 for a couch. To make a profit, the store charged 270% of the cost. What is the price tag the store puts on the couch?
$203.28
Alphabet tiles are placed in a bag. Students each pull out one tile at random. What is the probability that a vowel is selected?
5/26
The probability of a certain event.
1 or 100%
Benjamin Bannaker, the famous mathemetician, went out to a fancy dinner. The dinner cost $89.67. He tipped the waiter 20% and tax was 5%. What was the total including tip and tax?
$115.41
Find the median: $19, $24, $30, $30, $19, $28
$26
Ms. Owens is in debt. Last month her debt was $1,000. This month her debt is 167% of that. What is her debt this month in dollars?
$1,670
The school cafeteria offers three sandwiches, four vegetables, and five juice drinks daily. The number of combinations offered each day is...
60