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题目： Working at a constant rate, a chocolate factory produces 144,000 chocolate truffles per day. If the factory operates 16 hours a day, how many truffles are produced every 5 minutes?

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题目： Scott takes a trip and drives 6 hours from Town X to Town Z at a rate of 50 miles per hour. On his way back, Scott drives 75 miles per hour and stops in Town Y which is midway between Town X and Town Z. How many hours does it take Scott to drive from Town Z to Town Y?

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题目： When the positive integer x is divided by 9, the remainder is 5. What is the remainder when 3x is divided by 9?

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题目： 120% of $$\frac{5}{8} =$$

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题目： On a fishing excursion, Jeannie keeps$$\frac{ 1}{4}$$ of the fish she catches and releases the remainder of the fish back into the lake. If $$\frac{2}{3}$$ of the fish she keeps are trout, and 1/3 of the fish she releases are trout, what proportion of the total number of fish she catches are trout?

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题目： What is 120% of$$\frac{ 1}{4} $$of 0.8?

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题目： Set S contains 4 numbers. The average of set S is 12. Exactly one number is added to set S, lowering the average of set S to 10. What is the number that was added to set S?

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题目： If 3x + 2y + 5z = 10 and 6x + 4y = 12, what is the value of z?

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题目： If -3x < 6, which of the following must be true?

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题目： If -3x < 6, which of the following must be true?

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题目： Set A is composed of nine numbers, labeled A1 through A9. Set B is also composed of nine numbers, labeled B1 through B9. Set B is defined as follows: B1 = 1 + A1; B2 = 2 + A2; and so on, including B9 = 9 + A9. How much larger is the sum of set B's elements than the sum of set A's elements?

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题目： Two years ago, Sam put $1,000 into a savings account. At the end of the first year, his account had accrued $100 in interest bringing his total balance to $1,100. The next year, his account balance increased by 10%. At the end of the two years, by what percent has Sam's account balance increased from his initial deposit of $1,000?

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题目： Gary's Gas Station serves an average of 20 cars per hour on Saturdays, 10 cars per hour on Sundays, and 9 cars per hour on all other days of the week. If the station is open from 6 a.m. to 10 p.m. every day, how many cars does Gary's station serve over the course of a typical week?

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题目： Which of the following is equal to 37.5% of 22.4?

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题目： John was 27 years old when he married Betty. They just celebrated their fifth wedding anniversary, and Betty's age is now $$\frac{7}{8}$$ of John's. How old is Betty?