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Josh bought cupcakes for his sister's birthday party. $90\%$ of the $30$ cupcakes had sprinkles on top. How many cupcakes had sprinkles? $\newline$ $\_\_\_\_$ cupcakes

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Percents of numbers: word problems

Full solution

Q. Josh bought cupcakes for his sister's birthday party.

90\%

of the

30

cupcakes had sprinkles on top. How many cupcakes had sprinkles?

\newline

\_\_\_\_

cupcakes

Identify total cupcakes: Step $1$ : Identify the total number of cupcakes and the percentage that had sprinkles. $\newline$ Total cupcakes = $30$ $\newline$ Percentage with sprinkles = $90\%$ $\newline$ Calculation: $(\text{Total cupcakes}) \times (\text{Percentage with sprinkles}) / 100$ $\newline$ $30 \times 90 / 100 = 27$

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