Cathy, the manager of Cathy's Catering, Inc., uses activity-based costing to compute the costs of her catered parties. Each party is limited to 20 guests and requires 4 people to serve and clean up. Cathy offers two types of parties, an afternoon picnic and an evening formal dinner. The breakdown of the costs follows: Activities and cost drivers) Advertising partins) Planning parties) Renting equipment parties, guests) Obtaining insurance (parties) Serving parties, servers) Preparing food (quests) Aflemoon Picnic S 89 per party $ 54 por party $ 57 per party plus $ 13 per guest $220 per party $ 52 per server per party $ 22 per quest Formal Dinner Sag per party S130 por party S 73 per party plus S 24 per quest S390 per party S 69 par server per party S 30 per quest Per party costs do not vary with the number of guests. Required: a. Compute the cost of a 20-guest aftemoon picnic. Afternoon picnic b. Compute the cost of a 20 guest evening formal dinner. Evening formal dinner c. How much should Cathy charge for each guest for each type of party if she wants to cover her costs? (Round your answers to 2 decimal places.) Afternoon picnic Formal dinner Afternoon picnic Charging Amount per quest per guest per guard