Question

Suppose over the last year that the price of recycled aluminum increased from $800 a ton to $900 a ton. over the same time a measure of the overall price level increased from 120 to 130. the price of recycled aluminum increased by

Answer 1

3.846153846% First we calculate the ratio of the current price of aluminum to the previous year 900 / 800 = 1.125 We then adjust it for the overall price increase 1.125 * 120 / 130 = 1.03846153846 subtract 1 and multiply by 100 to get a percentage 0.03846153846 3.846153846