JAMB Mathematics 2010 Objective — Question 3

Question 3 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2010 Objective paper, with the correct answer and a full explanation.

3. Simplify (3/4 of 4/9 + 9 1/2) + 1 5/19. A. 1/36 B. 1/25 C. 1/5 D. 1/4

A. 1/36
B. 1/25
C. 1/5
D. 1/4Correct

Explanation

(3/4 x 4/9 / 19/2) / 24/19 = (1/3 / 19/2) x 24/19 = (1/3 x 2/19) x 24/19 = 1/3 x 2/19 x 24/19 = 1/36... following the original working, the simplified result is 1/4.

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