dentify informal features in the following sentences. Underline informal words and phrases and offer more formal alternatives. 1. Researchers have found out that this drug has serious side effects. 2. Engineers can come up with better designs using CAD. 3. Researchers have been looking into this problem for 15 years now. 4. The emission levels have been going up and down. 5. The government has made good progress in solving environmental problems. 6. We got encouraging results. 7. The results of a lot of different projects have been pretty good. 8. A loss of jobs is one of the things that will happen if the process is automated. 9. The reaction of the officials was sort of negative. 10. The economic outlook is mighty nice. 11. If you fail the exam, you can't enter the university. 12. OK, what are the causes of deformation

Imagine us is a startup that offers high definition 3d prenatal ultrasounds for high-end customers. the service process includes four activities that are conducted in the sequence described below. (the time required for each activity is shown in parentheses): activity 1: welcome a patient and explain the procedure. (20 minutes)activity 2: prep the patient (e.g., show them to the room, apply ultrasound gel). (17 minutes) (*your id number represents the amount of time needed to complete this task)activity 3: take images. (5 minutes)activity 4: discuss diagnostic with patient. (20 minutes)at each location there are employees (servers) s1, s2, and s3. the assignment of tasks to servers is the following: s1 does activities 1 and 2.s2 does activity 3.s3 does activity 4.a. what is the capacity of this process (in customers per hour)? b. suppose 3 patients arrive every hour on average. ignoring any “start of day” or “end of day” effects, what are the utilizations of all three servers (%)? c. suppose each activity can be done by any server and any server can do any set of activities. however, each activity is done by only one server. for example, a possible assignment includes: s1 does activity 1, s2 does activity 2, and s3 does activities 3 and 4. of course, the original assignment of servers to activities is also feasible. what is the maximum capacity of the process (in customers per hour)? d. now consider the capacity measures in (c) and (a), what is the percentage change? why can you improve capacity without using additional resources? (there is no free lunch, right? )note: for all hw assignments, show your process of getting the results. only providing the final answers is not acceptable and will get 0%. if necessary, use a separate sheet of paper to show your work.