Select the word problem that can be modeled by the addition of two negative numbers. (part 1)

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

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 all the expressions that will include a remainder.