2. during a 5-day training at your department, the number of visitors tripled each day. if the training started on a monday with 345 attendees, what was the attendance on thursday?

Asphere has a diameter of 10 in. what is the volume of the sphere?

Can someone tell me if this is perpendicular? !

Tony is charged $ 50 and additional $0.15 per miles for renting a car. a) represent the cost of renting a car with an equation,and the determine the cost if he drove it70 miles.b) what would be the cost of a car rental if the car was driven 250 miles? show work