phyllis teaches marketing at a local college. she wants to select one freshman and one sophomore to attend a conference. if she teaches 8 freshman and 9 sophomores, how many combinations of students could be selected?

She can select one freshman and one sophomore in 72 ways.

What is Equation Modelling?

Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem.

Given is Phyllis who wants to select one freshman and one sophomore to attend a conference. She teaches 8 freshman and 9 sophomores

Total number of possible combinations are –

C[8,1] x C[9,1]

8!/(7! x 1!) x 9!/(8! x 1!)

8 x 9

72

Therefore,she can select one freshman and one sophomore in 72 ways.

To solve more questions on equation modelling, visit the link below-

one freshmanandone sophomorein72 ways.## What is Equation Modelling?

mathematical verbalexpression in the form of amathematical expressionfor correct analysis, observations and results of the given problem.one freshmanandone sophomoreto attend a conference. She teaches8 freshmanand9 sophomorespossible combinationsare –72one freshmanandone sophomorein72 ways.equation modelling, visit the link below-