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# The physical plant at the main campus of a large state university receives daily requests to replace fluorescent light bulbs. the distribution of the number of daily requests is bell-shaped and has a mean of 63 and a standard deviation of 6. using the 68-95-99.7 rule, what is the approximate percentage of light bulb replacement requests numbering between 63 and 75? % (round your answer to the nearest tenth of a percent)   ### Another question on Mathematics Mathematics, 04.02.2019 21:31
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Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is \$11. how many quarters and dimes are in the coin bank? Mathematics, 03.02.2019 22:22
Four individuals pool money together to start a new business and agree to split the profits equally. n invests \$6,000, x invests \$2,000, y invests \$8,000 and z invests \$4,000. if the profits for the first month were \$100,000, y receives than if the profits were divided in proportion to how much they invested. Mathematics, 03.02.2019 05:03
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The physical plant at the main campus of a large state university receives daily requests to replace...
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