Can I please see all calculations and steps when finding WACC?

For company A, my calculations are: WACC= 0.7195 = 7.195%

For company B, my calculations are: WACC= 0.0321406 = 3.21%

I'm sure neither are correct. can I please see all steps? TX!

Weighted Average Cost of Capital (WACC) WACC=MVd+MVeMVeRe+MVd+MVeMVdRd(1t) Based solely on their current weighted average cost of capital, which company should pursue an investment opportunity with an expected return of 6% ? a.) Only Company B. b.) Only Company A. c.) Neither Company A nor Company B. d.) Both Company A and Company B