Your fishing bobber oscillates in simple harmonic motion from the waves in the lake where you fish. your bob moves a total of 1.5 inches from its high point to its low point and returns to its high point every 3 seconds. write an equation modeling the motion of your bob if it is at its high point at t=0

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?