Whst phraserepresents the phrase eght less the quotient of 24 and 12

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

Select the correct answer and solve for y

Aof 12 , we to a of 4 to on a .of 4 be ?