Required; If the sales revenue is recorded as 4000K$, and production costs are recorded as 1500KS in the Income Statement for PHEW Corp. for the fiscal year 2022; calculate the cost of goods produced in 2022. PROBLEM THREE ( 30 points) Given: Two shares A and B, whose average rates of return are 40% and 30% respectively; their coefficients of variation are equal to each other, and the standard deviation value for share B is 15%. Required: Calculate the standard deviation for A