Avideo store charges a one time membership fee of $12.00 plus $1.50 per video rental. how many videos can sarah rent if she spends $21?

Awrestling tournament begins with 128 competitors. in the first round, each competitor has 1 match against another wrestler. the winner of each match moves on to the next round until there is a winner. write a sequence in which the terms represent the number of players still in the tournament at the end of each round. describe the sequence? how many rounds are in the tournament?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?