Beth pays for her phone each month based on the number of hours that she uses. Each month she pays $12 for her phone and $per hour she is using it. What is the total charge for a month in which Beth used the Internet for 90 hours?

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?