A little league baseball coach has 15 players on his team. In how many different ways can he create a batting lineup using 9 of his players? (Note for those who don’t care about baseball: The order matters in a lineup).

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick