Mathematics, 15.10.2019 19:30 QuarkyFermion
Afamily took 2 hours to drive from city a to city b at a speed of 55 miles per hour. on the return trip , due to snowstorm, the family took 3 hours to travel back to city a. how many miles did the family travel in all? what was the average speed for the entire trip ?
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Mathematics, 21.06.2019 20:30
Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?
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Afamily took 2 hours to drive from city a to city b at a speed of 55 miles per hour. on the return t...
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