Mathematics, 04.07.2021 01:00 dbautis25
Mary is 3 years older than Sarah. Winifred is twice as old as Mary. Altogether their ages total 89. How old is Sarah?
24 years old
22 years old
18 years old
None of these choices are correct.
Answers: 1
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What is the ratio of the length of an object in yards to the length of the same object in miles?
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He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean and standard deviation according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%
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Mary is 3 years older than Sarah. Winifred is twice as old as Mary. Altogether their ages total 89....
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