Mean, Median, Mode

The mean score on a set of 20 tests is 75. What is the sum of the 20 test scores?
1. 300
2. 1500
3. 1800
4. 1200
Given four of the five test scores which are 70, 80, 88, 92 Find the fifth test score to make the median 82.
Given four of the five test scores which are 70, 80, 88, 92 Find the fifth test score to make the median 88.
1. 82
2. 91
3. 81
4. 88
Given four of the five test scores which are 70, 80, 88, 92 Find the fifth test score to make the mode 80.
1. 70
2. 90
3. 80
4. 50
Given four of the five test scores which are 70, 80, 88, 92 Find the fifth test score to make the mean 81.
1. 75
2. 80
3. 70
4. 92
What is the mean, median, and mode for the following data set?

10, 50, 30, 40, 10, 60, 10
1. Mean= 35
  Median= 40
  Mode=30
2. Mean= 30
  Median= 10
  Mode= 30
3. Mean= 30
  Median= 30
  Mode= 10
4. Mean=50
  Median= 35
  Mode= 10
88, 60, 55, 92, 75, 63, 50, 88, 90 are 9 test scores from our math class. What is the mean score?
1. 73.4
2. 72.6
3. 70
4. 84.5
If the mean of a set of 36 scores is 27 and two more scores of 40 and 42 are added, what is the new mean?
1. about 27.74
2. About 24.5
3. 26
4. 30