JAMB Mathematics 2023 Objective — Question 13
Question 13 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2023 Objective paper, with the correct answer and a full explanation.
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The 4th term of an A.P is 13 while the 10th term is 31. Find the 24th term.
- A. 73Correct
- B. 84
- C. 102
- D. 47
Explanation
a+3d=13, a+9d=31 ⇒ 6d=18, d=3, a=4. T24=a+23d=4+69=73.
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