Determine which expressions are like terms. -⅓ a - ⅜ p + ⅖a + p + 4

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?

The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac