math

Ahmed earns $1.50 for every video game he sells. When he sells one carton of 30 video game, he earns an additional $10. What is the minimum number of video games he has to sell in order to earn $450?

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  1. we need

    1.50x + 10[x/30] >= 450
    x >= 246.3

    check:
    1.50*246 + 10*8 = 449

    His next sale will push him over $450

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