Pls hurry!! given a set of numbers(0,1,2,3,4,5,6) if one of the set is chosen at random, find the probability that the number is a solution of
4X-2 < 10

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