In how many ways can 5 students be seated in a row of 5 chairs if jack insists on sitting in the first chair

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.