Evaluate the following expression when b = 7.
13 - 4b + 12
-3
200
A triangle has the following side lengths: 3 inches, 4 inches, and 7 inches. Which side length would represent the hypotenuse if it was a right triangle?
7 inches (the longest side length)
200
Find the median of the following set of data:
12, 4, 5, 8, 3, 3, 1
Median = 4
300
You are going out to lunch. You have a choice of 3 entrees, 2 appetizers, and 5 desserts. How many different lunch combinations do you have to choose from?
A triangle has the following side lengths: 3 inches, 4 inches, and 7 inches. Is this a right triangle?
No, it is not a right triangle because 25 does not equal 49.
300
Find the range of the following set of data:
120, 118, 96, 42, 210, 87, 79, 20
210 - 20 = 190
Range = 190
400
You have a deck of 12 cards: 2 Kings, 3 Queens, 2 Aces, 4 Jacks, and 1 Joker. You pick two cards from the deck. Cards are returned to the deck once picked.
Find P(King and Queen).
2/12 x 3/12 = 6/144 = 1/24
400
Find the prime factorization of 450.
2 x 3 x 3 x 5 x 5
400
Solve the following equation: 4(c - 12) = 32
c = 20
400
Find the missing angle measure of a quadriateral whose other angle measure are: 100, 52, 175
33 degrees
400
Find the mean of the following set of data:
56, 30, 42, 18, 24
170 divided by 5 = 34
Mean = 34
500
You have a jar of 20 marbles: 5 red, 7 blue, 3 green, 4 black, 1 yellow. You pick 2 marbles from the jar. Marbles are NOT returned to the jar once picked.
Find P(red and red).
5/20 x 4/19 = 20/380 = 1/19
500
-5 + /6 - 12/ x 3 - 13
0
500
Solve the following equation: 5p - 6 = p - 18
p = -3
500
Estimate the surface area of a rectangular prism whose length is 2.1 cm, width is 3.9 cm, and height is 3.25 cm.
Use the formula: SA = 2lw + 2lh + 2wh
SA = 2 x 2 x 4 + 2 x 2 x 3 + 2 x 4 x 3
SA = 16 + 12 + 24
SA = 52 square centimeters
500
Your teacher has given you the chance to choose the grade that goes on your report card for the last quarter. You may choose the mode, median, or mean of your grades. Which is the best to use?
Your grades are as follows: 76, 72, 98, 81, 84, 98, 75
Median = 81
Mode = 98
Mean = 83.4
Mode is the best to use for your grade