bll ol hemory, how many bytes of memory are required to store the complete image of one 8 1 -by-11-inch page of paper? 12. A medium-sized book contains about I million characters. "(a) How many hours would it take to print it on a letter-quality printer at 15 characters per second? (b) Assuming an average of 55 characters per line, how many hours would it take on a 600-line-per minute line printer