Jambmaths question:
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 share out
Option A:
15
Option B:
25
Option C:
30
Option D:
50
Jamb Maths Solution:
$\begin{align} &\text{Total ratio} =2+3+5=10\\ & Bisi's\text{ share}=5=\frac{2}{10}\times x\text{ (total number of pencils)} \\ & x=\frac{5\times 10}{2}=25 \\ \end{align}$
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