There were 50 students in the chess club. The membership went up by 10%. How many more students joined the club?
5
10
55
A cell phone costs $120 dollars. The price is reduced 30% for a sale. How much is the savings?
$30
$36
$70
Which is the first step in solving x-2=2?
Add 2 to the left side.
Subtract 2 from the left side.
Add 2 to both sides.
Which value of x satisfies the equation below?
10
20
30
Sierra sells books. This month she sold 683 books, which is 96 books more than she sold last month. Which equation can be used to find the number of books she sold last month?
What is the solution to the inequality below?
x<3
x>3
x=3
Damien earns money walking dogs. He charges $4.50 per walk. How many times does he need to walk dogs to earn $45?
5
9
10
Which of the following inequalities has the graphed solution below?
x<3
x>3
x+1>3
Tito opened a savings account with $100. He saves $25 per month. Which of the inequalities below can be used to find the least number of months it will take Tito to have $700 saved?
This is a scale drawing of a field. The scale is 1 in. : 10 ft. What is the actual length of the longer side of the field?
10 ft
50 ft
70 ft
What is the measure of \angleDAC?
A circle has a radius of 5 meters. What is its circumference? Use the formula C=2 \times 3.14 \times radius.
5.1 m
10.4 m
31.4 m
What is the area of the circle below? Use the formula A=3.14\times radius\times radius.
50.2 m^2
64.2 m^2
128.2 m^2
A rectangular prism is 10 inches tall, 7 inches wide, and 3 inches long. What is the volume of the prism? Remember Volume = Length x Width x Height
70 in^3
120 in^3
210 in^3
A random sample of 40 students from each grade level were surveyed regarding their preference for a class field trip.
If there are 200 members of the 7th grade class, then how many students can be expected to prefer the zoo?
36
60
120
A random sample of 40 students from each grade level were surveyed regarding their preference for a class field trip.
If there are 120 members of the 8th grade class, then what percent preferred either the museum or the sports complex?
65%
78%
26%
The number of points in the first five games of the basketball season are listed below. What is the mean number of points scored?
16
35.5
31.6
26
The data set below represents different costs of tablets at a electronics store.
Every time a customer purchases a new computer, one month later they receive a survey in the mail. Eighty-five percent of the surveys stated that the customer had no technical issues.
The people that return the survey are considered...
The population
The sample
Both the population and the sample
Neither the population or the sample
A middle school has 6th, 7th, and 8th grade students. Which of the following would be a random sample of the students?
Surveying all the teachers
Surveying the students who buy their lunch in the cafeteria
Surveying everyone whose last name begins with G
Surveying every tenth student on the class roster
A number cube has sides that are labeled 1 to 6. Jamal rolls the number cube. What is the probability that he will roll a 2?
A bag contains 10 red marbles and 15 green marbles. If Yuki selects a marble from the bag without looking, what is the probability that she will pull out a red marble?
The probability that Kimmy makes a basket is 7/10. If she shoots 100 baskets, how many can she expect to make?
7
70
100
A classroom has 14 blue chairs, 5 green chairs and 11 red chairs. If a chair is selected from the classroom at random, which color is most likely to be chosen?
blue
green
red
Jackson flipped a coin 10 times. He flipped heads 3 times and tails 7 times. What is the experimental probability that Jackson will flip heads on his next flip?