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26 July, 20:53

30 marbles in a bag. 10% of them were blue and 60% of them were red. The rest are yellow. How many of the marbles are yellow?

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  1. 26 July, 21:54
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    Step-by-step explanation:

    Ok, so we know that there are 30 marbles

    to find the amount of blue marbles we need to find 10percent of 30

    10percent of 30 = 30/10=3

    3blue mables

    60percent of 30=18

    18red marbles

    18+3=21

    30-21=9 yellow marbles
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