15. Ariangle has vertices Q(-5,-), P-51). R(3.-6), and S(3, 1). Which of
the following figures is the image after a
dilatian?
A. QI-5,6), PT 5.--1), R13,6).
B. QC -6), 1/3, 1), 1-3, -6).
51-31)
C Q1-10.-12). PY-10. 2). RT6-12),
D. QT-6 -5). Pl. -5), 7-6,3),
$11.3)

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?