Dave wants to make a stone walkway.the rectangular walkway is 4 feet wide and 12 feet long. Each 2 foot by 2 foot stone covers an area of 4 square feet . How many stone covers an area of 4 squares feet. How many stone will Dave need to make his walkway?

Respuesta :

A=L×W 
1)Area of walkway
4×12=48

2)Area of stone
2×2=4

3)Divide
48÷4=12

12 stones