When two faces of a three dimensional figure share a side they form this

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

What’s the answer ? use the picture to see the problem

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance