Possible Mathematics Questions in Jamb 2022/2023 Examination

Are you Writing JAMB? Searching for Possible JAMB 2022/2023 Mathematics Questions? Search no more, this article got you covered.

So many JAMB Candidates out there are eager to know what will the 2022 Mathematics Jamb Examination look like? What are the possible questions that JAMB will set in the examination? How will I pass The JAMB 2022/2023 Mathematics UTME Examination?

Here are the possible questions that will likely come out in the JAMB Ma

Possible Mathematics Questions to Come out in JAMB 2022/2023 UTME.

A.       10

B.       12

C.       6

D.       -10

ANSWER: A (10)

2. The indefinite integral of xe^x, for any real constant is

A.       C

B.       x + e^x + C

C.       x^2 + e^x + C

D.       e^x(x-1) + C

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

3. A cone has a base radius of 4 cm and a height of 3 cm. The area of its curved surface is

A.       12 pi cm^2

B.       20 pi cm^2

C.       24 pi cm^2

D.       251 pi cm^2

ANSWER: B (20 pi cm^2)

4. The sum of the first five terms 0f the series 4+2+1… is

A.       12

B.       -12

C.       -6

D.       31/4

ANSWER: D (31/4)

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

A.       5, 2

B.       2, -5

C.       -5, 3

D.       3, -5

ANSWER: D (3, -5)

6. Factorise completely 8p + 125py^3

A.       (2p+5y^2)(4+25py)

B.       (2+5y)(4-10y+25y^2)

C.       (2p+5yx-10py+25y^2)

D.       (2+5y)(4+10y+25y^2)

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

7. Two fair dice are rolled. What is the probability that both show up the same number of point?

A.       1/36

B.       7/36

C.       1/2

D.       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

A.       37/160

B.       133/400

C.       7/10

D.       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

A.       -3 and 2

B.       2 and 2

C.       3 and -2

D.       1 and 3

ANSWER: C (3 and -2)

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

A.       x+2y = 0

B.       x-2y = 0

C.       x^2+2y^2 = 0

D.       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?

A.       -6, -9

B.       -2, 1

C.       -2, -1

D.       0, 1

ANSWER: A ( -6, -9 )

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

A.       (a^2+b)(a-ab+b^2)

B.       (a+b)(a^2-ab+b^2)

C.       (a-b)(a^2-ab+b)

D.       (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?

A.       75 degrees

B.       80 degrees

C.       120 degrees

D.       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

A.       -1, 1

B.       2, -2

C.       1, -2

D.       -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.

A.       12000 naira

B.       1200 naira

C.       120000 naira

D.       1200000000 naira

ANSWER: C (120,000 naira)

16 Express, correct to three significant figures, 0.003597.

A.       0.359

B.       0.004

C.       0.00360

D.       0.00359

17. Evaluate: (0.064)^-1/3

A.       5/2

B.       2/5

C.       -2/5

D.       -5/2

18. Solve: y+1/2 – 2y-1/3 = 4

A.       y = 19

B.       y = -19

C.       y = -29

D. 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?

A.       #10.80

B.       #10.67

C.       #2.80

C.       #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?

A.       24/5%

B.       167/8%

C.       181/8%

D.       187/8%

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

A.       5

B.       3

C.       1

D.       1/25

22. Simplify 2log2/5 – log72/125 + log9 A. 1 – 4log 3

B.       –1 + 2log3

C.       –1 +5log2

D.       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.

A.       (p+q)/(up+wq) B. u+w

C.       uw(p+q)/(wp+uq)

D.       (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.

A.       upw = 16(u + t)

B.       16ur = 3w(u + t)

C.       upw = 12(u + t)

D.       12upw = u + r

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

A.       (x + 2)

B.       2(x + 2)

C.       (2x + 1)

D.       (x + 4)

26. Factorize m3 – m2 – m + 2

A.       (m2 + 1)(m – 2)

B.       (m + 1)(m + 1)(m + 2)

C.       (m + 1)(m + 1)(m – 2)

D.       (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.

A.       5x – 30

B.       4x + 60

C.       60 – x

D.       3x + 61

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

A.       4n – 2

B.       2(3n – 1)

C.       n2 + n

D.       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.

A.       e = 1

B.       e = -1

C.       e = -2

D.       e = 0

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

A.       9

B.       8

C.       7

D.       5