Area and perimeter

1. 1.    A garden is 120 m by 96 m .Two cross road each 5 m wide are laid in the middle parallel to length and breadth. Find the area of cross road.
2. 2.    Find the area of path running outside if the dimension of field is 15m by 10m and breadth of path is 0.5 m.
3. 3.    Find the area of path running inside if the square field of 10 m and width of path is 2 m . Find cost of leveling at Rs 2.50 per sq.m
4. 4.     How many sq.cm in a sq. m.           
5. 5.   What is the difference between  3 square meter and 3 meter square