The ages of yhree brothers are consecutive even integers . Three times the agae of the youngest brother's exceeds the oldest brother's age by 48 years what is the age of the youngest brother

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