The following are the ages (years) of 5 people in a room: 13, 12, 13, 15, 12
A person enters the room.
The mean age of the 6 people is now 20.
What is the age of the person who entered the room?​

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

The revenue each season from tickets at the theme park is represented by t(c)=5x. the cost to pay the employees each season is represented by r(x)=(1.5)^x. examine the graph of the combined function for total profit and estimate the profit after four seasons