Statistics and Probability
Based on a weather report, the probability that it will rain tomorrow is 0.13. What word best describes the likelihood that it will rain tomorrow?
[impossible, certain, likely, unlikely]
Unlikely
A machine in a factory makes 2.25 pounds of nails in 1.5 hours. At what rate, in pounds per hour, does the machine make nails?
1.5
Simply the expression:
-3 - 4(5n + 2)
- 20n - 11
What is half of 1?
0.5
What planet was removed from the solar system?
Pluto
If the average of two tests was 85, what is the sum of the two tests?
170
A cook uses 1.75 teaspoons of salt to make 3.5 pounds of pasta. What is the unit rate, in teaspoons per pound, at which the cook uses salt to make pasta?
0.5
Solve the equation:
4x - 7 - 9x = 83
x = -18
A cook removes a package of food from a freezer and begins to defrost the package. The initial temperature of the package of food is -15. At noon, the temperature of the package of food has increased to 35. What is the total change in temperature, in degrees Fahrenheit, for the package of food?
50
How many time zones are there in the world?
24
What is the 5 number summary?
minimum, maximum, Q1, Q3, median
The equation y = 4.3x can be used to determine the total cost, , in dollars, of pounds of apples. What does the number represent in the equation?
the price of each pound of apple
Solve the inequality:
-(-5 + 7n) < 51
n > -8
What acronym is used to remember the percent change formula?
NOO
How old is Pershing this school year?
100
1/4
At a company, a copy machine prints 175 pages in 5 minutes. If the number of pages printed is proportional to the time, in minutes, what is the unit rate?
35
Simplify the expression:
14(n - 5) - (12 - 8n)
22n - 82
How sides does a heptagon have?
7
In Greek mythology, who was the god of the sea?
Poseidon
You flip a coin and roll a dice. What is the probability that you land on heads and a number less than 3?
2/12 or 1/6
If 5 pounds of apples cost $1.80, how much would 18 pounds of apples cost?
6.48
I'm thinking of a number.
I double it.
Then I removed 5.
The result is - 21
What was the original number?
-8
How much seconds are in a day?
86400
What is the capital of NY?
Albany