I need help with B

Here are the returns on two stocks. January February March April May June July August Digital Cheese +14 -3 +5 +7 -4 +3 -2. -8 Executive Fruit +7 +1 +4 +13 +2 +5 with it Now calculate the returns in each month of a portfolio that invests an equal amount each month in the two stocks. (Negative amounts should be indicated by a minus sign. Do not round intermediate calculations. Round your answers to 2 decimal places.) Portfolio Month Return January February March April | May June July August