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A baker uses 3 cups of flour to make 9 cupcakes.How many cups of flour are used in one cake?

1 Answer

3 votes

SOLUTION:

3 cups = 9 cupcakes

x cups = 1 cupcake

Cross-multiplication:


\begin{gathered} 9x\text{ = 3} \\ \text{Dividing both sides by 9} \\ (9x)/(9)\text{ = }(3)/(9) \\ \\ x\text{ = }(1)/(3) \end{gathered}

CONCLUSION:

One-third of a cup of flour is needed to make one cup of cake.

User Aleksandr Ianevski
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