What is probability? How can it be written? Define the different types of probability.
Probability is the likelihood an event will occur. It can be written as a fraction, percent or a decimal. Theoretical probability is what SHOULD happen. Experimental probability is what actually does happen, with recorded data.
What is a pyramid? Give the Volume formula.
ONE base. faces come together to a point,
V=Bh 1/3
Tameka built 12 of a shed on Monday and 25 of the shed on Tuesday. Tameka finished building the shed on Wednesday. What fraction of the shed did she build on Wednesday?
1/10
Net Worth= Assets-Liability
An asset is something you own like a checking account, investment, car, house (POSITIVE MONEY)
A Liability is something you owe money like a loan, credit card or student loan debt.
What are the two formulas that can be used to find the circumference of a circle?
C=2πr C=πd
A basket of beads contains 8 red beads, 6 yellow beads, and 6 green beads. A bead will be drawn from the basket and replaced 150 times. What is a reasonable prediction for the number of times a green bead is drawn?
45
What is a prism? And give the Volume formula.
A prism has 2 parallel bases that DO NOT touch.
V=Bh
Explain the 3 different types of Rational numbers.
WHOLE: positive counting numbers starting with 0
B. INTEGER: whole numbers and their opposites
C. RATIONAL: fractions, repeating decimals and terminating decimals
What is the formula for interest? In detail explain the abbreviations.
I-prt
I- Interest
P- Principal (money you have/start with)
r- Rate %
t- Time in years
What are the area formulas for a Circle, Simi circle, and a Quarter circle?
Circle: A=πr2 or A=π(r)(r)
Simi Circle: A=πr2/2 or A=π(r)(r)/2
Quarter Circle: A=πr2/4 or A=π(r)(r)/4
Sarah spins the spinner once.
If Sarah spins the spinner once, what is the probability it will land on E or G?
2/8 = 1/4
Julie uses a tent like the one shown to go camping. The dimensions are shown. How many cubic feet of space is contained in Julie’s tent?
420 feet cubed
The local volleyball team hosts a concession stand to raise money. They spend $120 to purchase popcorn, candy, and drinks. They buy 95 bags of popcorn at $0.75 each and 35 bags of candy at $1.20 each. How much money does the volleyball team have left to spend on drinks?
$6.75
James is seeking a loan with a simple interest rate of 3% per year. If he wants to borrow $8,000, then how much will he be charged in interest after 4 years?
$960.00
In the diagram of the fan below CA is 9.5 inches
What is the distance A travels in one revolution?
59.66 inches
Tara has two bags of marbles. The first bag contains 6 red marbles, 5 blue marbles, and 4 green marbles. The second bag contains 3 red marbles, 2 blue marbles, and 4 green marbles. Tara will randomly select 1 marble from each bag.
What is the probability that Tara will select a blue marble from each bag?
2/27
Hector fills a container shaped like a rectangular pyramid with packing peanuts. What is the volume of the container Hayes fills?
40 feet cubed
A size 8 kid’s shoe measures inches. If 5 size 8 shoes are lined end to end, then how many inches will they cover?
48 1/3
Maggie has a $50 budget to purchase a $45 pair of boots. If there is a 8% sales tax rate, then how much under budget will Maggie be?
$1.40
Marcel bought a new pair of inline skates. Each wheel on the skates is 41 millimeters in radius. Which shows the number of millimeters traveled in 5 full rotations of a wheel.
410mm
Samuel has a bag with three white marbles, 4 yellow marbles, and 5 green marbles. What is the probability of drawing a white marble and then a yellow marble without the replacement of the white marble?
1/11
A tissue box measures 6 inches wide and 6 inches in length. If the volume of the tissue box is 252 inches, then what is the height of the tissue box?
7 inches
Evaluate the expression:
-76 + 85 – (-76)
85
In Texas, the state sales tax rate is 6%. If Beth purchases a washing machine at $420, how much will Beth pay in state sales tax?
$25.20
The circumference of a circle is 28.26 inches. What is the diameter? What is the radius?
The radius is 4.5 in and the diameter is 9 in.