# JAMB Maths Questions 2021 – Possible JAMB Questions

Filed in Education on May 22, 2021

JAMB Maths Questions 2021

Of recent, there has been a postponing of the JAMB exams date. This postponing of the JAMB exam has given more time for people to prepare for the exam.

There are many people all over Nigeria that will participate in this JAMB exam as it is soon coming. During the JAMB registration, people choose various subjects they want to undertake in the JAMB exam.

One of the subjects that people usually choose in this examination is Mathematics. This subject is mostly for engineering and accounting students.

This post is mostly for these people as we are going to give details about the math section of the JAMB exam.

We are going to give details that will be of help to all those who are going to undertake this subject in the upcoming JAMB exam.

The area we will mostly focus on is the JAMB Maths Questions 2021. We will see some possible questions come out in the upcoming JAMB exam.

Endeavour to take note of every information you see in this post as it will be of immense help to you. It will help you know some of the areas of concentrations in the JAMB math exam.

Many people have been looking for this type of information as they hope to see this type of information that is in this post.

If you are among these people, do well to take note of every single piece of information you are going to see in this post as we move on.

We will also point out some exam materials one will be able to use to go through the JAMB Maths Questions successfully.

Read down to know more about the JAMB Maths Questions for this year as there are lots of information regarding it in this post.

Endeavour not to miss out on any detail of this post so as not to miss out on any important part of the JAMB Maths Questions for this year. JAMB Maths Questions 2021

## JAMB Maths Questions 2021

This is the section of this post which we are going to use to see the JAMB Math Questions that are liable to come out for this year JAMB math’s candidates.

1. A cylindrical drum of a diameter of 56 cm contains 123.2 litres of oil when full. Find the height of the drum in centimetres. A. 12.5 B) 25.0  C) 45.0  D) 50.00 (p=22/7)
2. The locus of all points at a distance 8cm from a point N passes through points T and S. if S is equivalent to T and N, find the area of triangle STN. A. 32cm2             B) 64 cm2             C) 3cm2                 D) 40 cm2
3. In how many ways can a delegation of 3 be chosen from 5 men and 3 women, if at least 1 man and 1 woman must be included? A. 15  B) 28      C) 30      D) 45
4. Find the probability of selecting a figure which is parallelogram from a square, a rectangle, a rhombus, a kite and a trapezium? A. 3/5               B.  2/5                   C. 4/5                   D. 1/5
5. Raila has 7 different posters to be hanged in her bedroom, living room and kitchen. Assuming she has plans to place at least a poster in each of the 3 rooms, how many choices does she have? A. 49                 B. 170                   C.21                               D.210
6. Solve for x and y respectively in the simultaneous equations -2x – 5y = 3. X + 3y = 0 A. -3, -9  B. 9, -3                  C. -9, 3                         D. 3, -9
7. Find the value of m if 3m + 24m = 41 m A. 8 B. 6         C.5          D.2
8. The time to do a piece of work is inversely proportional to the number of men employed. If it takes 30 men to do a piece of work in 6 days, how many men are required to do the work in 4 days? A. 20  B. 35                      C. 45                           D. 60
9. 5, 8, 6 and k occur with frequencies 3, 2, 4 and 1 respectively and have a mean of 5.7. find the value of k. A. 4                 B. 3                         C. 2                         D. 1
10. The second term of a geometric series is 4 while the fourth term is 16. Find the sum of the first five terms. A. 60  B. 62                     C. 54                     D. 64
11. In how many ways can 6 coloured chalks be arranged if 2 are of the same colour? A.60                 B. 120                    C. 240                        D. 360
12. Four members of a school first eleven cricket team are also members of the first fourteen rugby team. How many boys play for at least one of the two teams?  A. 25                 B. 21                      C. 16                      D.  3
13. An aeroplane flies due north from airports P to Q and then flies due east to R. if Q is equidistant from P and R, find the bearing of P from R. A.  225                 B. 090                  C. 270                  D. 135
14. An equilateral triangle of side 3 cm is inscribed in a circle. Find the radius of the circle. A. 2/3 cm  B. 3cm                   C. 2cm                   D. 1cm
15. By how much is the mean of 30, 56, 31, 55, 43, and 44 less than the median A. 0.50 B. 0.33                   C. 0.17                   D. 0.75
16. How many possible ways are there for seating seven people P, Q, R, S, T, U and V at a circular table? A. 360 B. 720                         C. 2520                 D. 5040
17. What is the mean deviation of 3, 5, 8, 11, 12 and 21? A.37  B. 60                      C. 10                      D. 4.7
18. In how many ways can 2 students be selected from a group of 5 students in a debate competition? A. 7                            B. 9                         C. 15                      D. 42
19. The mean of a set of six numbers is 60. If the mean of the first five is 50, find the sixth number in the set? A.95 B. 100                    C. 110                    D. 105
20. Find the number of sides of a regular polygon whose interior angle is twice the exterior angle. A.8 B. 6                                 C. 3                         D. 2
21. Find the number of ways of selecting 8 subjects from 12 subjects for an examination? A.495 B. 490                    C. 496                         D. 498
22. If the mean of five consecutive integers is 30, find the largest of the numbers. A.32 B. 30                      C. 28                           D. 34
23. Find the size of each exterior angle of a regular octagon. A.45 B. 40                     C. 51                     D. 36
24. The fifth term of an A.P. is 24 and the eleventh term is 96. Find the first term. A.12 B. 4                         C. -12                           D. -24
25. Find the gradient of the line passing through the points P (1, 1) and Q (2,5). A.3 B.  2                         C. 5                                 D. 4
26. In a class of 46 students, 22 play football and 26 play volleyball. If 3 students play both games, how many play neither? A. 1  B. 2         C. 3         D. 4
27. A square tile has 30cm. how many of these tiles will cover a rectangular floor of length 7.2m and width 4.2m? A. 420 B. 576                    C. 720                    D. 336
28. Find the sum of the first 21 terms of the progression -10, -8, -6, ….? A.180 B. 190                    C. 200                   D. 210
29. A chord is drawn 5cm away from the centre of a circle with a radius of 13cm. calculate the length of the chord. A.7cm B. 9cm                        C. 12cm                D. 24cm
30. What is the geometric mean of 9 and 16? A.14  B. 18                      C. 15                      D. 12
31. The sixth term of an A.P is 3 times the second term. If the first term is 2. Find the common differences? A. -4                 B. 4.                       C. 2                         D. -3
32. Find the range of 4, 9, 6, 3, 2, 8, 10 and 11? A.11  B.9                         C. 8                         D. 4
33. What is the size of each interior angle of a 12 – sided regular polygon? A.120 B. 150                  C. 30                     D. 180
34. Find the angle subtended at the centre of a circle by a chord that is equal in length to the radius of the circle? A.30  B 45                     C. 60                     D. 90
35. If 5, 8, 6 and 2 occur with frequencies 3, 2, 4 and 1 respectively, find the product of the modal and the median number? A.40  B. 30                      C. 48                      D. 36
36. A chord of a circle subtends an angle of 60 at the centre of a radius of 14cm. find the length of the chord. A. 7cm  B.14cm     C. 21cm                                D. 28cm
37. By how much is the mean of 30, 56, 31, 55, 43, and 44 less than the median? A. 0.50  B .0.33                   C. 0.17                   D. 0.75
38. The sum of the first n terms of an arithmetic progression is 252. If the first term is -16 and the last term is 72, find the number of terms in the series? A. 9 B. 8         C. 7         D. 6
39. Find the number of committees of three that can be formed consisting of two men and one woman from four men and three women. A. 6 B. 24      C. 3         D. 18
40. The length a person can jump is inversely proportional to his weight. If a 20kg person can jump 1.5m, find the constant of proportionality. A. 20 B. 15                      C. 30                      D. 60
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