The price of a ceramic bead necklace (y) is directly proportional to the number of beads (x) on the necklace. Using the graph, which TWO statements are correct? A) (0, 0) represents the unit rate.
B) (0, 1) represents the unit rate.
C) (1, 0.80) represents the unit rate.
D) (20, 25) represents the price of a necklace with 20 beads.
E) (25, 20) represents the price of a necklace with 25 beads.
first to answer correctly gets brainlest

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?