Acheetah run 70 miles per hour what is the speed for feet per hour

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?

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.