JAMB Mathematics questions

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

All JAMB WAEC

Question 381· Progressions· JAMB
The 2nd and 5th terms of a GP are 6 and 162. Find the common ratio.
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Answer: D. 3
Explanation and discussion
Question 382· Progressions· JAMB
Find the 8th term of the arithmetic progression 20, 17, 14, …
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Answer: B. −1
Explanation and discussion
Question 383· Progressions· JAMB
How many terms are there in the arithmetic progression 7, 11, 15, …, 83?
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Answer: C. 20
Explanation and discussion
Question 384· Progressions· JAMB
Find the 10th term of the arithmetic progression 3, 7, 11, ...
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Answer: D. 39
Explanation and discussion
Question 385· Progressions· JAMB
Find the sum of the first 8 terms of the arithmetic progression 3, 7, 11, …
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Answer: C. 136
Explanation and discussion
Question 386· Progressions· JAMB
The sum of the first n terms of an AP is n² + 2n. Find the 5th term.
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Answer: D. 11
Explanation and discussion
Question 387· Progressions· JAMB
Find the nth term of the sequence 5, 9, 13, …
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Answer: D. 4n + 1
Explanation and discussion
Question 388· Progressions· JAMB
Find the sum 1 + 2 + 4 + 8 + … + 128.
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Answer: D. 255
Explanation and discussion
Question 389· Progressions· JAMB
Find the sum of the first 5 terms of the geometric progression 3, 6, 12, …
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Answer: A. 93
Explanation and discussion
Question 390· Progressions· JAMB
Find the 6th term of the geometric progression 2, 6, 18, …
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Answer: B. 486
Explanation and discussion
Question 391· Progressions· JAMB
The first term of an arithmetic progression is 5 and the 10th term is 32. Find the common difference.
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Answer: C. 3
Explanation and discussion
Question 392· Progressions· JAMB
The sum of the first n terms of an arithmetic progression is n² + 2n. Find the first term.
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Answer: D. 3
Explanation and discussion
Question 393· Progressions· JAMB
Insert two arithmetic means between 5 and 20.
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Answer: B. 10 and 15
Explanation and discussion
Question 394· Progressions· JAMB
The second and fifth terms of a geometric progression are 6 and 162. Find the common ratio.
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Answer: D. 3
Explanation and discussion
Question 395· Progressions· JAMB
A geometric progression has first term 5 and common ratio 2. Find the sum of its first 4 terms.
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Answer: C. 75
Explanation and discussion
Question 396· Progressions· JAMB
The third term of an arithmetic progression is 11 and the seventh term is 27. Find the common difference.
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Answer: C. 4
Explanation and discussion
Question 397· Progressions· JAMB
How many terms of the AP 3, 7, 11, ... must be added to give 210?
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Answer: B. 10
Explanation and discussion
Question 398· Sets· JAMB
If A is a subset of B, then A ∩ B is equal to
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Answer: A. A
Explanation and discussion
Question 399· Sets· JAMB
In a class of 40 students, 25 offer Physics, 22 offer Chemistry and 5 offer neither. How many offer both?
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Answer: C. 12
Explanation and discussion
Question 400· Sets· JAMB
How many subsets has the set {a, b, c, d}?
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Answer: A. 16
Explanation and discussion

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JAMB Mathematics questions

The 2nd and 5th terms of a GP are 6 and 162. Find the common ratio.

Find the 8th term of the arithmetic progression 20, 17, 14, …

How many terms are there in the arithmetic progression 7, 11, 15, …, 83?

Find the 10th term of the arithmetic progression 3, 7, 11, ...

Find the sum of the first 8 terms of the arithmetic progression 3, 7, 11, …

The sum of the first n terms of an AP is n² + 2n. Find the 5th term.

Find the nth term of the sequence 5, 9, 13, …

Find the sum 1 + 2 + 4 + 8 + … + 128.

Find the sum of the first 5 terms of the geometric progression 3, 6, 12, …

Find the 6th term of the geometric progression 2, 6, 18, …

The first term of an arithmetic progression is 5 and the 10th term is 32. Find the common difference.

The sum of the first n terms of an arithmetic progression is n² + 2n. Find the first term.

Insert two arithmetic means between 5 and 20.

The second and fifth terms of a geometric progression are 6 and 162. Find the common ratio.

A geometric progression has first term 5 and common ratio 2. Find the sum of its first 4 terms.

The third term of an arithmetic progression is 11 and the seventh term is 27. Find the common difference.

How many terms of the AP 3, 7, 11, ... must be added to give 210?

If A is a subset of B, then A ∩ B is equal to

In a class of 40 students, 25 offer Physics, 22 offer Chemistry and 5 offer neither. How many offer both?

How many subsets has the set {a, b, c, d}?