How did they figure out the Weighted Average Daily Rate and Weighted Average Contribution Margin?

Answer is given below Total Average daily rate Variable cost Contribution Standard rooms $238.25 $154.86 $83.39 Deluxe rooms $381.20 $221.10 $160.10 Sales mix Weighted Average daily rate Weighted average contribution margin Weighted average contribution margin 60% 142.95 $50.03 40% 152.48 $64.04 100% 295.43 A $114.07 B 38.61%A/B Break-even Room nights Fixed costs Weighted average contribution margin $152,480 $114.07 1,337 Total Standard rooms 60% 802 Deluxe rooms 40% 535 Sales mix Room nights for Break even point 100% 1,337 Revenue b Room revenue for the hotel Fixed costs +Target Profit Weighted average contribution margin $202,480 38.61% $524,385 Room revenue to be generated to cover this cost $12,949 Revenue Total Room revenue to cover advertising cost Fixed costs + Advertising cost $157,480 Weighted average contribution margin 38.61% $407,843 Revenue Existing sales to recover fixed cost Fixed cost Weighted average contribution margin $152,480 38.61% $394,894