It takes 90.7 nickels to equal a pound of nickels. The weight of a nickel is 0.176 ounces. Since 1 pound is equal to 16 ounces, you can find out how many nickels are in a pound by dividing 16 by 0.176.
About $4.55 is how much one pound of nickels is worth. Each nickel is about 0.08 inches thick, so when a pound of nickels are stacked on top of each other, they reach a height of 7.28 inches. Since the diameter of each nickel is 0.835 inches, a line made of one pound of nickels would be 6 feet 3.99 inches long.