Mathematics, 16.03.2022 19:00 mervindavisk
John has 24 red marbles and 20 blue. What is the ratio of John's red marbles to blue?
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International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?
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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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John has 24 red marbles and 20 blue. What is the ratio of John's red marbles to blue?...
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