The following are the ages (years) of 5 people in a room: 23, 14, 16-21, 22
A person enters the room.
The mean age of the 6 people is now 24.
What is the age of the person who entered the room?

An unknown number of kids and buses are getting assigned. when assigning 4 kids to each bus, there are 2 kids that aren't placed in a bus. when assigning 8 kids to each bus, there are 2 empty buses. how many total kids are there?

Nine more than four times a number is the same as one less than twice the number. find the number?

Plzz ! if you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no? = explain your mathematical thinking/show your work: