Plz answer I'll mark brainlest if correct

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%.

What expression is equivalent to 1/2(2+3x-6)

An angle that measures between 90 and 180° is called a(,