Hat is the sum of the geometric series in which a1 = 3, r = 4, and an = 49,152? hint: an = a1(r)n − 1, where a1 is the first term and r is the common ratio. sn = −65,535 sn = 16,383 sn = 13,120 sn = 65,535

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?