What is the common ratio between successive terms in the sequence? 1.5, 1.2, 0.96, 0.768, …

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

The table represents a linear function. what is the slope of the function? –6 –4 4 6

Negative 5 1/12 + negative 4 1/4 + 6 3/4