The Tower Hotel has two operating departments: Rooms and F&B. 70% of the hotels total revenue is earned from room sales and 30% of the total revenue is earned from F&B sales. Rooms departments contribution margin ratio is 60% and F&B departments contribution margin ratio is 50%. If the fixed cost of the hotel is $400,000, and the management is targeting a before-tax profit of $150,000, what is the required sales revenue? (Rounded to whole numbers)

a. $964,912

b. $759,230

c. $701,754

d. $1,234,502