You ride an express bus from your office to your house. You have two payment options. Option A is to buy a $30 monthly pass and pay $0.80 per ride. Option B is to pay $2.30 per ride. After how many rides will the total costs of the two options be the same? rides

Geometry ? i don't know how to do any of these.

Which value of y will make the inequality y< -1 false?

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?