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11 March, 12:26

Three times the number of red marbles in a bag is the same as 33 1/3 percent of the number of red marbles in the bag increased by 64. How many red marbles are in the bag?

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  1. 11 March, 12:31
    0
    24 red marbles

    Step-by-step explanation:

    Ok, why not let R = number of red marbles.

    The first sentence says:

    3 * R = (33 and 1/3) % * R + 64

    or

    3R = 100/3 %*R + 64

    3R = (1/3) * R + 64

    9R = R + 192

    8R = 192

    R = 24 red marbles
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