Question

In 1929 before the great depression hit the us economy cotton sold for 12 cent per pound by 1932 the price of cotton had dropped to 5 cent per pound by what percent did the price of cotton drop

Answer 1

If the cotton was sold for 12 cents per pound in 1929, but dropped to 5 cents per pound in 1932.
What you'll do is subtract 12 by 5 and get 7 therefore your answer will be 70%.