Malka Hayu secondary School Mathematics Worksheet for Grade 12
Authored by Belay Daba
Mathematics
12th Grade
CCSS covered
Used 2+ times
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34 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Find the mean,median and modes of the numbers 2, 3, 4, 2, 3, 6, 4, 3, 7, 4, and 6.
1. What is the mean?
4
5
3 and 4
3 and 5
Answer explanation
To find the mean, sum the numbers: 2+3+4+2+3+6+4+3+7+4+6 = 45. Then divide by the count of numbers (11): 45/11 = 4. Therefore, the mean is 4.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Depending on Question number #1, what is the median?
5
3 and 4
4
6
Answer explanation
To find the median, arrange the numbers in order. If the data set is {3, 4, 5, 6}, the middle value is 4, making it the median. Thus, the correct answer is 4.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mode of the numbers 1, 2, 2, 3, 4, 4, 4, 5, 6?
1 and 2
4
3
2
Answer explanation
The mode is the number that appears most frequently in a data set. In the list 1, 2, 2, 3, 4, 4, 4, 5, 6, the number 4 appears three times, more than any other number, making it the mode.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the mean of the following set of numbers: 10, 20, 30, 40, 50.
What is the mean?
30
25
35
40
Answer explanation
To find the mean, add all the numbers: 10 + 20 + 30 + 40 + 50 = 150. Then divide by the count of numbers (5): 150 / 5 = 30. Thus, the mean is 30.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given the numbers 8, 9, 10, 10, 11, 12, what is the range?
3
4
5
2
Answer explanation
The range is calculated by subtracting the smallest number from the largest. Here, the smallest number is 8 and the largest is 12. Thus, 12 - 8 = 4. Therefore, the correct answer is 4.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a company having 120 employees, 40 earn 500 Birr per month, 30 earn 420 Birr per month, and the rest earn 300 Birr per month. Determine the mean earning per month.
47600/100
47600/120
47600/300
47600/130
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the mean of the following set of numbers: 15, 25, 35, 45, 55.
What is the mean?
35
30
40
25
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