The train to san fernando travels 120 miles per hour. how long will or trip take if san fernando is 750 miles away?
a. 6 hours and 15 minutes
b. 6 hours
c. 5 hours 30 minutes
d. 5 hours and 15 minutes
i divided 750 into 120 and got 6 hours and 25 minutes, but that's not one of the answer

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?