21/2 ÷ 2 2/3. answer is in a fraction form

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

Which expression shows the sum of the polynomials with like terms grouped together

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%