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Customer Question

Refer to the following demographic...

Refer to the following demographic information that has been collected by an instructor after surveying her class.

Total number of students in the class:

42

Number of boys:

21

Number of girls:

21

Number of Freshman:

6

Number of Sophomores:

15

Number of Juniors:

11

Number of Seniors:

10

Number of Science Majors:

21

Number of Non-Science Majors:

21

If the instructor chooses one student to pass out papers, one student to clean the chalkboard, and one student to empty the trash, then how many ways can she do this if all three students are not the same sex and a student may do

more than one job?

There are nothing

possible ways for the instructor to choose students for jobs.

Total number of students in the class:

42

Number of boys:

21

Number of girls:

21

Number of Freshman:

6

Number of Sophomores:

15

Number of Juniors:

11

Number of Seniors:

10

Number of Science Majors:

21

Number of Non-Science Majors:

21

If the instructor chooses one student to pass out papers, one student to clean the chalkboard, and one student to empty the trash, then how many ways can she do this if all three students are not the same sex and a student may do

more than one job?

There are nothing

possible ways for the instructor to choose students for jobs.

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