Type the correct answer in each box. use and, if necessary, round your answers to the nearest hundredth.
the area of the largest cross section of a sphere and the circumference of the sphere are in the ratio 4 : 1.
the radius of the sphere is
cm. the circumference of the sphere is about
cm. the area of the largest cross section is about
cm2. the volume of the sphere is about
cm3.

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?