Which expression represents the cost of the mulch based on the radius of the circle

Nick estimated that 5/8+4/7 is about 2.explain how you know his estimate is not reasonable plz and fast i will give 50 points

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits