2.mang justin needs to plow 50m² of his land. he plowed 3/4 of his land last wednesday. if he plowed 4/7 of the rest of his land yesterday, how many parts of his land does he need to plow to complete the task?
3.berto has painted 1/2 of the wall.After painting 4/6 of the unpainted portion, how much more douse he need to paint to finish painting the wall?
