JAMB Mathematics Exam 2022/2023 Questions and Answers (CBT)

JAMB Mathematics Exam 2022/2023 Questions and Answers (CBT)

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Welcome to the JAMB maths exam questions and answers for 2022. Let’s familiarize ourselves with the pre-requisite knowledge for performing well on the JAMB Mathematics exam before moving on.2022–2023 JAMB Government Exam Questions and Answers (CBT)

math questions and answers for the jamb

I can personally attest that the JAMB Mathematics exam is not challenging. To learn the subjects JAMB expects you to be familiar with, all you need to do is read using the JAMB Mathematics syllabus as a reference.

At the bottom of this page, you may find advice on how to ace the JAMB Mathematics exam.latest-jamb-mathematics-past-questions/

Now that all has been said, let’s go on to the Jamb Mathematics problems and answers. Utilize these to get ready for the JAMB mock and exam.

Exam CBT JAMB Mathematics 2022 Answers (Expo) Loading…..

Note: The questions below are strictly for practice.

  1. The expression ax^2 + bx takes the value 6 when x = 1 and 10 when x = 2. Find its values when x = 5
  • 10
  • 12
  • 6
  • -10

ANSWER: A (10)

  1. The indefinite integral of xe^x, for any real constant is
  • C
  • x + e^x + C
  • x^2 + e^x + C
  • e^x(x-1) + C

ANSWER: D ( e^x(x-1) + C )

  1. A cone has its base radius of 4 cm and a height of 3 cm. Find the area of its curved surface is
  • 12 pi cm^2
  • 20 pi cm^2
  • 24 pi cm^2
  • 251 pi cm^2

ANSWER: B (20 pi cm^2)

  1. The sum of the first five terms 0f the series 4+2+1… is
  • 12
  • -12
  • -6
  • 31/4

ANSWER: D (31/4)

  1. If a√5 + b √2 is the square root of 95-30√10, the values of a and b are, respectively
  • 5, 2
  • 2, -5
  • -5, 3
  • 3, -5

ANSWER: D (3, -5)

  1. Factorise completely 8p + 125py^3
  • (2p+5y^2)(4+25py)
  • (2+5y)(4-10y+25y^2)
  • (2p+5yx-10py+25y^2)
  • (2+5y)(4+10y+25y^2)

ANSWER: B (2+5y)(4-10y+25y^2)

  1. Two fair dice are rolled. What is the probability that both show up the same number of point?
  • 1/36
  • 7/36
  • 1/2
  • 1/6

ANSWER: D (1/6)

8. A bag contains 5 yellow balls, 6 green balls and 9 black balls. A ball is drawn from the bag. What is the probability that it is black or yellow ball

  • 37/160
  • 133/400
  • 7/10
  • 133/800

ANSWER: C (7/10)

9. If x = 1 is the root of the equation x^3 -2x^2- 5x +6, find the other roots

  • -3 and 2
  • 2 and 2
  • 3 and -2
  • 1 and 3

ANSWER: C (3 and -2)

10. If 27^x = 9^(x-y), then the formula connecting x and y is

  • x+2y = 0
  • x-2y = 0
  • x^2+2y^2 = 0
  • x+2y = 1

ANSWER: A ( x+2y = 0 )

11. The expression px^3+2qx^2+24 has x-1 and x+2 as factors. The values of p and q are respectively?

  • -6, -9
  • -2, 1
  • -2, -1
  • 0, 1

ANSWER: A ( -6, -9 )

12. The expression a^3+b^3 is equal to

  • (a^2+b)(a-ab+b^2)
  • (a+b)(a^2-ab+b^2)
  • (a-b)(a^2-ab+b)
  • (a-b)(a^2+ab+b^2)

ANSWER: B (a+b)(a^2-ab+b^2)

13. The interior angles of a pentagon are: 180 degrees, 118 degrees, 78 degrees, 84 degrees, and x. The value of x is?

  • 75 degrees
  • 80 degrees
  • 120 degrees
  • 134 degrees

ANSWER: B (80 degrees)

 

14. Find the value of k which makes the expression y^2+2(k+1)y+k+3 perfect square

  • -1, 1
  • 2, -2
  • 1, -2
  • -1, 2

ANSWER: C (-2 or 1)

15. Two brothers, Peter and Paul owned a business in which the ratio of shares is 5:3 respectively. Paul later sold 1/3 of his shares to Peter 15, 000 naira. Find the total value of the business.

  • 12000 naira
  • 1200 naira
  • 120000 naira
  • 1200000000 naira

ANSWER: C (120,000 naira)

16. Express, correct to three significant figures, 0.003597.

  • 0.359
  • 0.004
  • 0.00360
  • 0.00359

17. Evaluate:  (0.064)^-1/3

  • 5/2
  • 2/5
  • -2/5
  • -5/2

18. Solve:  y+1/2 – 2y-1/3 = 4

  • y = 19
  • y = -19
  • y = -29
  • y = 29

19. Musa borrows #10.00 at 2% per month interest and repays #8.00 after 4 months. However much does he still owe?

  • #10.80
  • #10.67
  • #2.80
  • #2.67

20. If 3 gallons of spirit containing 20% water is added to 5gallons of another spirit containing 15% water, what percentage of the mixture is water?

  • 24/5%
  • 167/8%
  • 181/8%
  • 187/8%

21.What is the product of 27/5 – (3)3 and (1/5)?

  • 5
  • 3
  • 1
  • 1/25

22. Simplify 2log2/5 – log72/125 + log9

  • 1 – 4log 3
  • –1 + 2log3
  • –1 +5log2
  • 1-2log2

23. A car travels from Calabar to Enugu, a distance of pkm with an average speed of ukm per hour and continues to Benin, a distance of qkm, with an average speed of wkm per hour. Find its average speed from Calabar to Benin.

  • (p+q)/(up+wq)
  • u+w
  • uw(p+q)/(wp+uq)
  • (wp+uq)/(u+wq)

24. If w varies inversely as uv/u + v and is equal to 8 when u = 2 and v = 6, find a relationship between u, v, w.

  • upw = 16(u + t)
  • 16ur = 3w(u + t)
  • upw = 12(u + t)
  • 12upw = u + r

25. If g(x = x2 + 3x ) find g(x + 1) – g(x)

  • (x + 2)
  • 2(x + 2)
  • (2x + 1)
  • (x + 4)

26. Factorize m3 – m2 – m + 2

  • (m2 + 1)(m – 2)
  • (m + 1)(m + 1)(m + 2)
  • (m + 1)(m + 1)(m – 2)
  • (m2 + 2)(m – 1)

27. The angles of a quadrilateral are 5x – 30, 4x + 60, 60 – x and 3x + 61. find the smallest of these angles.

  • 5x – 30
  • 4x + 60
  • 60 – x
  • 3x + 61

28. What is the nth term of the sequence 2, 6, 12, 20,…?

  • 4n – 2
  • 2(3n – 1)
  • n2 + n
  • n2 + 3n +2

29. If the binary operation * is defined by m*n = mn + m + n for any real number m and n, find the identity element under this operation.

  • e = 1
  • e = -1
  • e = -2
  • e = 0

30. Each of the interior angles of a regular polygon is 1400. How many sides has the polygon?

  • 9
  • 8
  • 7
  • 5

The advice given below can help you perform well in the JAMB maths exam:

I must be honest and tell you that studying mathematics is more than just reading about it without actually solving it or applying it.

Contrary to popular belief, many Jambites and Jambitos read mathematics differently than they read other disciplines that don’t actually require computation.

You must spend as much time as possible solving problems and comprehending every aspect of each topic you encounter in order to perform well on the Jamb Mathematics exam.

Avoid thinking about the JAMB Mathematics Expo and instead study to pass your Jamb Mathematics exam. Many candidates constantly consider how the current will flow in the room and what will happen if it reverses.when that is the case? You should work hard in your studies for a number of reasons.

Tip #1: By regularly studying math and making an effort to comprehend everything expected of you as a Jamb candidate, you can become a math genius.

Tip #2: After studying, always read your JAMB past questions.

After your textbook, the item you’ll need the most is probably Jamb practice tests. Because I know this is what you were thinking when you went to Google to look up JAMB MATHEMATICS QUESTIONS AND ANSWERS TO CBT EXAMS 2022, you have really understood this topic well.

You better believe that 90% of the questions on the Jamb are repeats. When I refer to repeated problems, even though they might not always be identical, I mean “they are comparable questions with the same pattern of solving.”not seem to be the same in reality.

Therefore, resist the urge to go out and start purchasing the largest mathematics textbooks available in bookstores. You may pass your Jamb CBT tests with ease by studying previous questions.

Tip #3: Keep Fear at Bay

Fear can cause you to forget what you’ve learned or make careless errors. Have confidence that you can succeed and that you will perform well.

I apologize if the above mentioned advice took up a lot of your time, but I believe it is necessary to express it here.

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