Chocolate bar sharing

If John has 3/5 of a chocolate bar and wants to share it equally among himself and two friends,
how much of the chocolate bar will each person get?

Correct answer:

x =  1/5

Step-by-step explanation:

$$\begin{gathered} a=3/5=\frac{3}{5}=0.6 \\ n=1+2=3 \\ x=a/n=0.6/3=\frac{1}{5}=0.2 \end{gathered}$$

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