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Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500
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Carlos by 24 mi and ran 6 miles what is the ratio of the distance carlos ran to the distance he biked
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Rosa and lisa ade practicing free throws on the basketball court. so far,rosa has made one-and a-half times as many free throws as lisa.what is the unit ratio of rosa's free throws to lisa's free throws?
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What is 9 + 5/6 - 4 + 2/6 equals...
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