Return Consider the following projects Project A B Co -$2,550 2,550 +$2,450 + 1,890 C2 +$1,650 + 1,818 a. Calculate the profitability index for A and B assuming a 25% opportunity cost of capital. (Do not round intermediate calculations. Round your answers to 4 decimal places.) Answer is complete but not entirely correct. Profitability Project index A 1 1800 10500 B