Waec 2022 Mathematics Past Questions And Answers
In the diagram, MNR is a tangent to the circle centre O at N and ∠NOS = 108°. Find ∠OSN
- A. 72°
- B. 32°
- C. 36°
- D. 18°
The lengths of the parallel sides of a trapezium are 9cm and 12cm. If the area of the trapezium is 105cm2, find the perpendicular distance between the parallel sides.
- A. 5cm
- B. 7cm
- C. 10cm
- D. 15cm
Find ∠SON
- A. 36°
- B. 42°
- C. 54°
- D. 72°
Given that P = {x: x is a multiple of 5}, Q = {x: x is a multiple of 3} and R = {x: x is an odd number} are subsets of μ = {x: 20 ≤ x ≤ 35}, (P?Q)∩R.
- A. {20, 21, 25, 30, 33}
- B. {21, 25, 27, 33, 35}
- C. {20, 21, 25, 27, 33, 35}
- D. {21, 25, 27, 30, 33, 35}
Solve \(\frac{y+2}{4}\) - \(\frac{y-1}{3}\) > 1
- A. y < -10
- B. y < -2
- C. y < 2
- D. y < 10
Evaluate 23 x 54 (mod 7)
- A. 2
- B. 3
- C. 5
- D. 6
Mrs Gabriel is pregnant. The probability that she will give birth to a girl is 1/2 and with blue eyes is 1/4. What is the probability that she will give birth to a girl with blue eyes?
- A. 1
- B. \(\frac{3}{4}\)
- C. \(\frac{1}{8}\)
- D. \(\frac{1}{4}\)
If →PQ = -2i + 5j and →RQ = -i - 7j, find →PR
- A. -3i + 12j
- B. -3i - 12j
- C. -i + 12j
- D. i - 12j
A particle of mass 3kg moving along a straight line under the action of a F N, covers a line distance, d, at time, t, such that d = t\(^2\) + 3t. Find the magnitude of F at time t.
- A. 0N
- B. 2N
- C. 3(2t + 3)N
- D. 6N
Given that nC\(_4\), nC\(_5\) and nC\(_6\) are the terms of a linear sequence (A.P), find the :
i. value of n
ii. common differences of the sequence.
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