Dave wants to make a stone walkway. The rectangular walkway is 4 feet wide and 4 feet long. Each 2 foot by 2 foot stone covers an area of 4 square feet. How many stones will Dave need to make his walkway?
suppose that $5000 is invested in an account with APR of 12% compounded monthly. find the future value of the account in 5 years.
In the following decimal,how many 2's are there in all before the hundredth 3? 0.23223222322223