Mathematics, 16.12.2020 17:10 isaacb6727
100 students are interviewed to see which of biology, chemistry or physics they prefer. 49 of the students are girls. 22 of the girls like biology best. 15 of the boys prefer physics. 21 out of the 35 who prefer chemistry are girls. What percentage of the students prefer biology
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Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?
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100 students are interviewed to see which of biology, chemistry or physics they prefer. 49 of the st...
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