A plumber charges $55 for a service call plus $35 per hour. If the plumber's bill was $160, how many hours was he there? (Write only the numeric answer)

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.