Andrew has 4 shells,Beth has 9 shells, and Cindy has 8 shells. What is the average/mean number of shells.
7
100
What is the median of 7, 14, 9, 26, and 18?
14
100
A number cube numbered 1 to 6 is tossed once. How many possible outcomes are there?
6
100
The mean weight of 2 tables is 16 pounds. The weight of one of the tables is 12 pounds. What is the weight of the other table?
20 pounds
200
What is the median?
In a set of the data arranged in order, the median is the middle number or the average of the two middle numbers.
200
Abe has 12 stickers, Bette has 20 stickers, Carlo has 16 stickers, and Diana has 28 stickers. What is the average number of stickers?
19 stickers
200
What is the mode of 4, 6, 5, 6, 8, 8, 10, and 8
8
200
A number cube numbered 1 to 6 is tossed once. The number cube lands with an even number on top. How many possible outcomes are there?
3
200
The mean mass of 5 pieces of clay is 25 grams. Find the total mass of all the pieces of clay.
125 grams
300
What is the mode?
The number(s) that occur(s) most often in a data set.
300
A farmer has 5 dogs whose weights are 28 pounds, 34 pounds, 56 pounds, 42 pounds, and 60 pounds. What is the mean weight of the dogs?
44 pounds
300
What is the range of 9, 11, 14, 20, 14, 20, 14, 20?
11
300
A spinner is divided into four equal parts. The parts are red, yellow, green, and blue. The spinner is spun once. Is it more likely, equally likely, impossible, less likely, or certain that the spinner will land on blue or green?
equally likely
300
Joe bought 2 action figures with a mean weight of 1,240 grams. The first action figure weighed 80 grams more than the second action figure. What was the weight of the lighter action figure?
1,200 grams
400
How do you find the range?
The range is the difference between the greatest and the least number in a data set.
Maximum-Minimum=Range
400
The total weight of 18 bricks is 54 pounds. What is the average weight of one brick.
3 pounds
400
What is the median for 50, 52, 58, 50, 47, 43, 52, 60, 49, and 52?
51
400
Amy spins the spinner once. The spinner is divided into eight equal parts and it is labeled #1, #2, #3, #4, #5, #6, #7, and #8. She wants to land on the #7. What is the probability in fraction form that Amy will land on the #7?
1/8
400
Katrina sold 4 times as many apples as Bess at a school fair. The two of them sold an average of 285 apples. How many apples did Katrina sell?
456
500
How do you find the mean?
Take the total number or amount and divide it by the number of items.
500
Find the average of 28, 61, 19, 43, 89, and 126.
61
500
Data: 15in., 18in., 12in., 14in., 30in., 15in., and 15in.
What is the:
1. median?
2. mode?
3. range?
1. median is 15in.
2. mode is 15in
3. range is 18in
500
A box contains 4 red pencils, 1 blue pencil, and 1 black pencil. What is the probability (in fraction form) or picking a red pencil? Answer must be in simplest form.
2/3
500
In a bag there are 30 marbles. 13 of the marbles are white. The first marble drawn from the bag is white. What is the probability that the second marble will also be white? In fraction form.