Libby needs to make 1/4 of her chili for the schools chili contest. If Libby usual need 1/3 of corn for her chili recipe, how much corn will she need for the chili contest. Can you also help me with the A B C D question?

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