Jambmaths

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Maths Question
Question 41

Mark

3

4

5

6

7

8

Frequency

5

y – 1

Y

9

4

1

The table above gives the frequency distribution of marks obtained a group of students in a test. If the total mark scored is 200. Calculate the value of y

Question 42

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

Question 43

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

Question 44

The cumulative frequency for $5\le x\le 12$from the distribution above is

Question 45

If 5, 8, 6and 2 occur with frequencies 3, 2, 4 and 1, respectively, find the product of the modal and median number

Question 46

What is mean deviation of 3, 5, 8, 11, 12 and 21?

Question 47

A senatorial candidate had planned to visit seven cities prior to a primary election. However, he could only visit four of the cities. How many different itineraries could be considered?

Question 48
Question 48

In how many ways can 6 subjects be selected from 10 subjects for an examination?

Question 49

In a basket, there are 6 grapes, 11 bananas and 13 oranges. If one fruit is chosen at random, what is the probability that the fruit is either a grape or a banana?

Question 50

Age in years

10

11

12

No. of pupil

6

27

7

The table above shows the number of pupils in each age group in a class. What is the probability that a pupil chosen at random is at least 11 years old.

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