What is the mode of the following data?
78, 91, 87, 78, 91, 65, 78
78
100
Use an expression to represent the following
x y
1 25
2 50
3 75
4 100
25x = y
100
4 + 14 / 2 + 8 x 3 =
35
100
6x - 3 for x = -4
-27
100
Suppose I pull 5 nickels, 4 quarters, 3 dimes, and 11 pennies out of a piggy bank. What is the probability that
the next coin I pull out will be a penny. Write your answer
as a percent.
11/23 = 48%
200
What is the median of the following data?
21, 23, 19, 38, 25, 27, 31, 33
26
200
Use an expression to represent the following.
x y
0 2
1 4
2 6
3 8
2x + 2 = y
200
-5(-2) + (-8)
2
200
y^2 x z for y = -4 and z = -3
-48
200
What is the probability of of flipping a coin and getting a head? of rolling a dice and getting a 6?
1/2
1/6
300
What is the mean of the following data?
10, 25, 35, 22, 8
20
300
Use an expression to represent each table.
x y
0 -3
1 -1
2 1
3 3
2x -3 = y
300
(-8)^2 / -2
-32
300
-4(3s - 6t) for s = -3.2 and t = 1.6
0
300
What is the probability of rolling two dice and getting two ones?
1/36
400
Out of 100 baseball bats inspected 15 were bad. How many would you predict would be bad out of 600 bats?