Jambmaths

Maths Question
Question 46

Find the median of 5, 9, 1, 10, 3, 8, 9, 2, 4, 5, 5, 7, 3 and 6
Question 47

Calculate the standard deviation of 5, 4, 3, 2 and 1
Question 10

The distribution of scores in a class test are as follows: 2,8, 6,5, 8, 6, 6, 5, 6 and 5. Find the product of the modal and median score.
Question 20

The histogram above shows the number of tons of rice produced. What was the quantity produced from May to September?
Question 25

Find the median of 5,9,1, 10,3, 8, 9, 9, 2, 4, 5,5, 5,7, 3 and 6
Question 28

The pie chart above shows the sectoral allocation of fruits. Find the allocation of oranges.
Question 34

The scores of ten students in a mathematics test with an average score of 10 are 12, 15, 3, 4, 2x, 8, 10, 13, x and 17. Calculate the value of x
Question 38

Age

1

2

3

4

5

6

7

No of Child

6

x

16

2x – 1

15

12

18

The distribution above shows the ages of 120 children. Find the value of x
Question 2

If the mean of 4, y, 8 and 10 is 7. Find y
Question 14

The pie chart above shows the distribution of subjects offered by students in SSSIII level. If 80 students enrolled in the class, what is the size of the angle of the sector in Economics?
Question 15

Calculate the range 20, –6, 25, 30, 21, 28, 32, 33, 34, 5, 3, 2, and 1
Question 16

The bar chart above shows the number of visitors received in a week. How many visitors were received on Friday, Tuesday and Sunday?
Question 19

 

Marks

2

3

4

Frequency

4

4

y

The table above show the frequency distribution of marks obtained by a group of students. If the total marks is 48, find the value of y
Question 26

Score

1

6

5

2

Frequency

2

3

4

6

From the table above, find the median
Question 32

The mean of 2– t, 4+t, 3 –2t, 2+t and t –1
Question 45

Find the mean of 10, 8, 5, 11, 12, 9, 6, 3, 15, and 23 
Question 47

OGIVE is constructed using
Question 49

The bar chart above shows the marks obtained by students in a mathematics test

How many students in all took the test
Question 50

The bar chart above shows the marks obtained by students in a mathematics test

Determine the mean score of the students that took the mathematics test
Question 2

Find the range of 2, 6, 8, 10 25 3, 4, and 32
Question 5

The histogram above shows the number of participant in a meeting from Monday to Friday. How many participated on Monday, Wednesday and Thursday?
Question 22

Find the mode of the distribution

X

21

22

23

24

25

26

36

F

3

4

2

6

1

1

3

 
Question 24

Find the mean of the distribution

X

21

22

23

24

25

26

36

F

3

4

2

6

1

1

3

 
Question 38

The bar chart above is a representation of a candidate’s scores in UTME in 2014, find his total scores
Question 1

The variance of 3, 2, 3, 6, 2, 4, 4 and 8 is 
Question 23

The pie chart above illustrates the amount of private time a student spends in a week studying various subjects. Find the value of k
Question 24

 The histogram above represented the weight of students who travelled out of their school for an examination. How many people made the trip.
Question 4

Age in years

7

8

9

10

11

No of pupils

4

13

30

44

9

The table above shows the number of pupils in a class with respect to their ages. If a pie chart is constructed to represent the age, the angle corresponding to 8 years old is
Question 14

Score (x)

0

1

2

3

4

5

6

Fre(f)

5

7

3

7

11

6

7

Find the mean of the data
Question 15

Use the table below to answer question 14 and 15

Score (x)

0

1

2

3

4

5

6

Fre(f)

5

7

3

7

11

6

7

Find the variance
Question 20

The marks scored by 30 students in a Mathematics test are recorded in the table below:

Scores (Mark)

0

1

2

3

4

5

No of students

4

3

7

8

6

2

What is the total number of marks scored by the children?

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