%?Quantity: The quantity of coffee sold increases from 4 to 6, meaning the percentage change is [latex]\frac<\left(6-4\right)><4>[/latex] = 50%. Quantity has risen by 50%

%?Price: The coffee price rises from $3.00 to $4.50, meaning the percentage change is [latex]\frac<\left(4.50-3.00\right)><3.00>[/latex] = 50%. Price has risen by 50%.

%?Quantity: The quantity of coffee sold falls from 6 to 4, meaning the percentage change is [latex]\frac<\left(4-6\right)><6>[/latex] = -33%. Fortsätt läsa ”It indicates it can be placed on far more that just the newest price-numbers relationships of your business design”