PLEASE HELP URGENT DUE IN 2 HOURS

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Write an algebraic expression for the word expression the quotient of c and 8

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?