You asked 50 randomly chosen employees of a company how many books they read each month. the diagram show the results. there 600 people employed by the company. estimate the number of employees who read at least one book a month zero books-14

one book-19

two books-7

three or more-10

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?