Can someone help me with this?

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Which of the following can be used to explain a statement in a geometric proof?