A pair of jeans is on sale for 30% off. If the original price is $65.00, what is the amount of discount?
$19.50
What is the total number of outcomes if a coin is tossed and a spinner with 12 equal sections is spun?
24
Seventeen out of 20 teens said they do their homework every night. What is the reasonable prediction for the number of teens out of 700 who would do their homework?
595
What is the horizontal cross section of the this shape?
Rectangle
Write using exponents.
5*5*5*5*5*5
56
A novel is selling for $17.95. The store is having a 40% off sale. What are the amount of discount and the sale price?
Discount: $7.18
Sale Price: $10.77
Vernon tossed a coin 40 times. The results were 10 heads and 30 tails. What is the experimental probability of tossing heads?
10/40=1/4
Which measure of center should you use to describe the spread of data?
12 inches, 15 inches, 30 inches
No, they do not make a triangle.
Simplify
x^6*x^4
x10
Find the percent of change and determine if it increases or decreases.
$200 to $75
(big-small)-:first cdot 100
62.5%
Decrease
A bag contains 12 black checkers and 8 red checkers. A checker is selected, put back in the bag, and then another checker is selected from the bag. What is the probability of choosing a black checker, then a red checker?
6/25
Compare the median and range between the morning and afternoon class scores.
Morning Class Scores: 85, 90, 95, 80, 95, 90, 75
Afternoon Class Scores: 75, 80, 70, 85, 75, 60, 90,
The morning class had a greater median, but it had a smaller range.
Find the area of a circle with a radius of 12mm. Round the nearest whole number.
452 mm2
Simplify
g^7/g^4
g3
A toolset costs $200. What is the total price if there is a 25% markup?
$250
You have a spinner with the number 1-5 and a six-sided dice with the numbers 1-6. What is the probability of getting the number 1 both times?
1/30
Mary wanted to know what type of music students in her school preferred, so she surveyed peopled in her band class. Why is this considered a biased method for sampling?
Convenience sampling- not everyone had an equal opportunity to answer the question.
What is the volume of a prism that is 14 inches long, 8 inches wide, and 9 inches high?
1,008 in3
Simplify
(w^5)^3
w15
You buy something for $50. Sales tax is 7%. What is the total cost?
$53.50
What is the theoretical probability of a coin landing on tails?
1/2
200 people were surveyed at Six Flags. 25 were taking home a stuffed animal. Predict how many out of 3,000 would take home a stuffed animal.
375
Find the surface area of the rectangular prism.
220 m2
Simplify
(4-7)^2
9