WAEC Mathematics questions

364 questions with answers and explanations. Tap an option to check yourself.

All topics Binary operations · 13 Coordinate geometry · 20 Euclidean geometry · 26 Fractions, decimals, approximations and percentages · 29 Indices, logarithms and surds · 29 Inequalities · 17 Loci · 12 Mensuration · 27 Number bases · 24 Polynomials · 29 Probability · 23 Progressions · 22 Sets · 22 Statistics · 26 Trigonometry · 26 Variation · 19

Question 241· Probability· WAEC
Two fair coins are tossed. What is the probability of getting two heads?
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Answer: A. 1/4
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Question 242· Probability· WAEC
A box has 4 white and 6 black balls. Two are drawn one after the other with replacement. Find the probability that both are white.
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Answer: B. 4/25
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Question 243· Probability· WAEC
Two fair dice are thrown together. What is the probability that the sum of the scores is 7?
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Answer: D. 1/6
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Question 244· Probability· WAEC
A letter is chosen at random from the word MATHEMATICS. What is the probability that it is M?
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Answer: D. 2/11
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Question 245· Probability· WAEC
The probability that Chidi wins a race is 0.42. What is the probability that he does not win?
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Answer: D. 0.58
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Question 246· Probability· WAEC
A bag contains 5 red and 3 blue balls. A ball is picked at random. Find the probability that it is blue.
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Answer: C. 3/8
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Question 247· Probability· WAEC
A fair die is rolled once. Find the probability of getting a prime number.
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Answer: B. 1/2
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Question 248· Probability· WAEC
A box contains 4 green, 6 yellow and 2 white beads. One bead is chosen at random. Find the probability that it is yellow.
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Answer: D. 1/2
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Question 249· Probability· WAEC
The probability that Ada passes an examination is 0.7. What is the probability that she fails?
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Answer: B. 0.3
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Question 250· Progressions· WAEC
Find the sum of the first 12 terms of the arithmetic progression 2, 6, 10, ...
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Answer: C. 288
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Question 251· Progressions· WAEC
The 4th term of a G.P. is 54 and the first term is 2. Find the common ratio.
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Answer: D. 3
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Question 252· Progressions· WAEC
What is the common ratio of the geometric progression 81, 27, 9, ...?
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Answer: A. 1/3
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Question 253· Progressions· WAEC
What is the 12th term of the sequence 5, 9, 13, 17, ...?
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Answer: C. 49
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Question 254· Progressions· WAEC
Find the sum of the first 15 terms of the arithmetic progression 4, 7, 10, ...
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Answer: C. 375
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Question 255· Progressions· WAEC
The 4th term of an arithmetic progression is 17 and the 9th term is 37. Find the common difference.
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Answer: D. 4
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Question 256· Progressions· WAEC
Find the 15th term of the arithmetic progression 7, 10, 13, ...
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Answer: B. 49
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Question 257· Progressions· WAEC
Find the 5th term of the geometric progression 3, 12, 48, ...
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Answer: D. 768
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Question 258· Progressions· WAEC
Find the sum to infinity of the series 8 + 4 + 2 + ...
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Answer: B. 16
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Question 259· Progressions· WAEC
Find the sum to infinity of the geometric progression 24, 12, 6, ...
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Answer: D. 48
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Question 260· Progressions· WAEC
Find the sum of the first 8 terms of the A.P. 2, 5, 8, …
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Answer: C. 100
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WAEC Mathematics questions

Two fair coins are tossed. What is the probability of getting two heads?

A box has 4 white and 6 black balls. Two are drawn one after the other with replacement. Find the probability that both are white.

Two fair dice are thrown together. What is the probability that the sum of the scores is 7?

A letter is chosen at random from the word MATHEMATICS. What is the probability that it is M?

The probability that Chidi wins a race is 0.42. What is the probability that he does not win?

A bag contains 5 red and 3 blue balls. A ball is picked at random. Find the probability that it is blue.

A fair die is rolled once. Find the probability of getting a prime number.

A box contains 4 green, 6 yellow and 2 white beads. One bead is chosen at random. Find the probability that it is yellow.

The probability that Ada passes an examination is 0.7. What is the probability that she fails?

Find the sum of the first 12 terms of the arithmetic progression 2, 6, 10, ...

The 4th term of a G.P. is 54 and the first term is 2. Find the common ratio.

What is the common ratio of the geometric progression 81, 27, 9, ...?

What is the 12th term of the sequence 5, 9, 13, 17, ...?

Find the sum of the first 15 terms of the arithmetic progression 4, 7, 10, ...

The 4th term of an arithmetic progression is 17 and the 9th term is 37. Find the common difference.

Find the 15th term of the arithmetic progression 7, 10, 13, ...

Find the 5th term of the geometric progression 3, 12, 48, ...

Find the sum to infinity of the series 8 + 4 + 2 + ...

Find the sum to infinity of the geometric progression 24, 12, 6, ...

Find the sum of the first 8 terms of the A.P. 2, 5, 8, …