8th grade A dance teacher offers two options for lessons.
Option 1: $30 joining fee and $15 per lesson
Option 2: $0 joining fee and $20 per lesson
After how many classes will both options have the same cost ?

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.