A teacher selects students from her class of 37 students to do 4 different jobs in the classroom: pick up homework, hand out per
mission slips, staple worksheets, and organize the classroom library. Each job is performed by exactly one student in the class and no student can get more than one job. How many ways are there for her to select students and assign them to the jobs?
Step-by-step explanation: There are actually total of 37 student, and total of 4 jobs. But if the jobs are to be done by only one person each, then we are selecting 4 students.
So the number of ways of selecting 4 out of 37 using combination is