Find the RANGE of the following data:
8 18 17 7 10 20 10 14
What is 13?
100
Solve for x.
-20 = -4x - 6x
What is 2?
100
You buy a house for $130,000. It appreciates (increases in value) at 6% per year. How much is it worth in 10 years?
What is $232,810.20
100
Pythagorean Theorem -
(see the white board)
What is 29?
100
Write the following number in scientific notation:
48,900
What is 4.89 x 10^4
200
What is the MEAN of the following data set?
8, 18, 17, 7, 10, 20, 10, 14
What is 13?
200
Solve for x:
x - 1 = 5x + 3x - 8
What is 1?
200
If you invest $40 in an account for 10 years at a 3% interest rate, how much money will you have?
What is $53.76?
200
Pythagorean Theorem -
(see the white board)
What is 6.5?
200
Write the following number in standard form:
6.723 x 10^6
What is 6,723,000?
300
What is the MODE of the following set of data?
8, 18, 17, 7, 10, 20, 10, 14
What is 10?
300
Solve for x.
5n + 34 = -2(1 - 7n)
What is 4?
300
A population of 100 frogs increases at an annual rate of 22%. How many frogs will there be in 5 years?
What is 270.27 frogs?
300
What is the volume of the cylinder drawn on the white board?
What is 301.59 cubic mm.
300
Simplify the following:
(see the white board for the expression)
What is (see the white board)
400
What is the MEDIAN of the following data set?
8, 18, 17, 7, 10, 20, 10, 14
What is 12?
400
Solve the following system of equations for x and y.
-7x + y = -19
-2x + 3y = -19
What is (2, -5)?
(x=2, y=-5)
400
A species of extremely rare, deep water fish are slowly becoming extinct. If there are a total of 821 of this type of fish and there are 15% fewer fish each month, how many will there be in half a year?
What is 309.6 fish?
400
What is the volume of the pyramid drawn on the white board?
What is 168 cubic inches?
400
Exponents
(see the white board)
What is
(see the white board)
500
Find the MEAN, MEDIAN, MODE, and RANGE of this data set:
23, 24, 29, 14, 16, 64
Mean= Mode =
Median = Range =
What is:
Mean = 28.3
Median = 23.5
Mode = none
Range = 50
500
Solve the following system for x and y.
2x - 3y = -1
y = x - 1
What is (4, 3)?
(x = 4, y = 3)
500
A mouse population is 25,000 and is decreasing in size at a rate of 20% per year. What is the mouse population after 3 years?
What is 12,800 mice?
500
What is the volume of the cone drawn on the white board?
What is 113.1 cubic cm.
500
Please list 2 different RATIONAL numbers and 2 different IRRATIONAL numbers.