Jia is tiling a floor. The floor is asquare with side lenghth 12 feet. Jia wants the tiles to be squares with side lengh 2 feet . How many tiles does jia need to cover the entire floor? Note that the area of a square is s2, where s is the side length. explain.

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Line l passes through points (0,4) and (3,6) what is the slope of a line that is parallel to line l -2/3 -3/2 2/3 3/2

X+ y = 5 ; x - y =3 solve using linear combination