NECO Mathematics 2024 Objective — Question 3
Question 3 of 50 from the National Examinations Council (NECO) Mathematics 2024 Objective paper, with the correct answer and a full explanation.
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The first term of an Arithmetic Progression (A.P) is 2 and the last term is 29. If the common difference is 3, how many terms are in the A.P?
- A. A. 8
- B. B. 9
- C. C. 10Correct
- D. D. 11
Explanation
Tn=a+(n−1)d. 29=2+(n−1)3. 29=2+3n−3. 29=3n−1. 3n=30. n=10.
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