JAMB Mathematics 2025 Objective — Question 35
Question 35 of 40 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2025 Objective paper, with the correct answer and a full explanation.
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If a:b=3:4 and b:c=5:6, what is a:c?
- A. 15:17
- B. 5:8Correct
- C. 1:2
- D. 4:5
Explanation
a/c = (a/b)×(b/c) = (3/4)×(5/6) = 15/24 = 5/8, so a:c=5:8.
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