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JAMB Mathematics 1986 Question 10

Question 10

Ratio, Percentages and Rates

A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out?

  1. A.15
  2. B.25
  3. C.30
  4. D.50.
Show the answer and explanation

Answer: B (25)

Explanation

Bisi's 2 parts out of 10 are 5 pencils, so 1 part is 2.5 and the total is 25.