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At the craft store, Mona bought a bag of blue and brown marbles. The bag contained $10$ marbles, and $40\%$ of them were blue. How many blue marbles did Mona receive? $\newline$ $\_\_\_\_$ blue marbles

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Q. At the craft store, Mona bought a bag of blue and brown marbles. The bag contained

10

marbles, and

40\%

of them were blue. How many blue marbles did Mona receive?

\newline

\_\_\_\_

blue marbles

Identify total marbles: Step $1$ : Identify the total number of marbles and the percentage that are blue. $\newline$ Total marbles = $10$ $\newline$ Percentage of blue marbles = $40\%$ $\newline$ Calculation: $(\text{Total marbles}) \times (\text{Percentage of blue marbles}) / 100$ $\newline$ $10 \times 40 / 100 = 4$

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