SSAT數(shù)學(xué)免費(fèi)練習(xí)(三)

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SSAT數(shù)學(xué)免費(fèi)練習(xí)(三)
    1. At Joes Steakhouse the hourly wage for a chef is 20% greater than that of a dishwasher, and the hourly wage of a dishwasher is half as much as the hourly wage of a manager. If a managers wage is $8.50 per hour, how much less than a manager does a chef earn each hour?
    A. $5.95
    B. $4.25
    C. $5.10
    D. $3.25
    E. $3.40
    2. A florist buys roses at $0.50 a piece and sells them for $1.00 a piece. If there are no other expenses, how many roses must be sold in order to make a profit of $300?
    A. 100
    B. 150
    C. 200
    D. 300
    E. 600
    3. A certain pump can drain a full 375-gallon tank in 15 minutes. At this rate, how many more minutes would it take to drain a full 600-gallon tank?
    A. 9
    B. 15
    C. 18
    D. 24
    E. 25