The amount of cupcake needed to give guest is 6.
The quantitative relation between two amounts showing the numbers of times one value contains or is contained in other is called ratio.
Addition is a operation in which we add the numbers together to get their sum.
According to the given question.
Total number of guest = 2
The cupcakes given to the one guests in ratio 3/1.
Therefore,
The amount of cupcake is needed to give two guest = [tex]\frac{3}{1} + \frac{3}{1} =6[/tex]
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