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A train covers a distance of 70 4/5 km in 1 hour. How much distance will it cover in 3 3/4 hours?
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Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?
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The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?
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A train covers a distance of 70 4/5 km in 1 hour. How much distance will it cover in 3 3/4 hours?...
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