please please solve this Question in 30 minutes

QUESTION 6 20 points Pfizer Inc. (PFE) has EBITDA of $20.81 billion, cash of $9.88 billion, $53.47 billion outstanding debt, and 5.5 billion shares outstanding. The drug manufacturers industry, as a whole, has an average EV/EBITDA ratio of 12.93. What is a corresponding estimate of Pfizer's stock price? O a) $41.00 b) $60.44 O c) $73.69 O d) $58.30