There are 210 songs in jane's notebook, while she has 150 songs in her mobile phone. how many songs she must transfer from the notebook to the mobile phone in order to have twice as many songs in the mobile as in the notebook?

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.