Mathematics 2024 JAMB Past Questions

Spread the love
1

Evaluate the determinant of the matrix M = ⎡⎣⎢321413615⎤⎦⎥

 

  • A. 20
  • B. 25
  • C. 30
  • D. 35
2

Find the amount if simple interest is paid yearly at 5% per annum for 3 years, on a principal of # 200,000.00

  • A. # 23, 000.00
  • B. # 30,000.00
  • C. # 300,000.00
  • D. # 230,000.00
3

y is inversely proportional to x and y = 4, when x =

, find x when y = 10

 

 

 

 

4 Find the angle subtended by an arc 33cm long of a circle of diameter 28cm.

 

 

 

 

 

No.5

 

 

 

 

 

 

 

6

The ratio of men to women in a 20-member committee is 3:1. How many women must be added to the committee to make the ratio of men to women 3:2?

  • A. 2
  • B. 5
  • C. 7
  • D. 8

 

7

If p * q = 2p + pq + q, find p  when ( p * 2) – (p * 1) = 40

  • A. 39
  • B. 40
  • C. 41
  • D. 42
8

Which of the following is a measure of central tendency?

  • A. Standard deviation
  • B. Range
  • C. Variance
  • D. Mean
9

From the figure above, find the length of Chord PQ

  • A. 17cm
  • B. 18cm
  • C. 7cm
  • D. 9cm
10

Identify the equation of the shaded region in the given graph

  • A. y > 1
  • B. x < 1
  • C. X > 1
  • D. y < 1
11

In how many ways can 6 people sit around a table

  • A. 120
  • B. 240
  • C. 60
  • D. 30
12

The graph above represents inequalities

  • A. 3x +4y ≥12, x >0, y > 0
  • B. 3x + 4y
  • 12, x ≥ 0, y ≥ 0
  • C. 3x + 4y <12, x
  • 0, y ≥ 0
  • D. 3x + 4y < 12, x ≥ 0, y ≥ 0

 

No. 13 

 

 

 

 

 

 

14

The sum to infinity of a GP is 100, find its first term if the common ratio is –

 

  • A. 150
  • B. 155
  • C. 160
  • D. 165

 

15

 

 

 

 

 

16

The Venn diagram above shows the number of students offering physics and chemistry in a class of 65. What is the probability that a student selected from the class offers physics and chemistry if every students offers at least one subject?

 

 

 

 

17

From the top of a building 10m high, the angle of elevation of a fruit on top of a tree 25m is 30º. Calculate the horizontal distance between the building and the tree.

 

 

 

 

18

A boy bought Oranges at the rate of #24.00 for 5 and sold it at the rate of # 30.00 for 4 Oranges. Find the profit made of the ones sold

  • A. # 24.00
  • B. #30.00
  • C. # 10.80
  • D. #20.00

 

19

 

 

 

 

 

20.

 

 

 

 

 

 

 

 

21

 

22

23

24

25

 

 

 

 

 

 

26

Given that P is the set of all prime numbers between 0 and 10, and Q is the set of all odd numbers between 0 and 10. Find the union of elements in P that are not in Q and the elements in Q that are not in P.

A. {2, 9}
B. { 9}
C. {1, 9}
D. {1, 2, 9}

 

27

In the diagram above, T represents the construction of angle …..

28

 

 

 

 

 

 

29

The average age of the four female teachers in a school is 40 and the average age of eight male teachers in the school is 25. Calculate the average age of the teachers in the school.

  • A. 20
  • B. 31
  • C. 32
  • D. 30

 

 

30

 

 

31

How many proper and improper subsets are there in the set K = { a, b, c, d, e}?

A. 10
B. 25
C. 32
D. 50

 

32

The mean of the numbers 13, 16, x, 18, 21, 2x, 35, is 22. Find the value of x

  • A. 16
  • B. 17
  • C. 23
  • D. 25

33

 

 

 

 

 

 

 

34

Find the variance of a group of data whose standard deviation is 12.34 to the nearest whole number.

  • A. 150
  • B. 151
  • C. 152
  • D. 153

 

 

35

 

 

 

 

 

 

 

36

From a class of 5 girls and 7 boys, a committee consisting of 2 girls and 3 boys is to be formed. How many ways can this be done?

  • A. 350 ways
  • B. 420 ways
  • C. 550 ways
  • D. 720 ways

 

37

In how many ways can a committee of 5 be selected from a group of 7 males and 3 females, if the committee must have one female?

  • A. 105ways
  • B. 135 ways
  • C. 210 ways
  • D. 231 ways

 

38

U varies directly as the square root of V when U = 24, V = 9, find the value of V when U = 16.

  • A. 0.32
  • B. 4
  • C. 6
  • D. 0.25

 

39

 

 

 

 

 

 

 

40

 

 

 

 

 

41

42

43

44

45

 

 

 

 

 

 

46

A binary operation * is defined on a set of real numbers by x*y = x

for all values of x and y, if x * 2 = x, find the possible values of x.

  • A. 0, 2
  • B. 1, 2
  • C. 0, 1
  • D. 2, 2
47

The weights of 15 students in a class are given as 25, 30, 32, 30, 42, 45, 48, 50, 52, 51, 42, 38, 40, and 42. What is the mode of the given data?

  • A. 51
  • B. 45
  • C. 42
  • D. 25
48

The number of 144 students who registered for mathematics, physics, and chemistry in an examination are shown in the Venn diagram. How many registered for physics and mathematics?

  • A. 16
  • B. 24
  • C. 62
  • D. 4

 

 

49

50

Be the first to comment

Leave a Reply

Your comment are Monitored.