Wilson middle schooi is selecting students to be in the spring festival show. theie are 5 roles left but there are 9 students interested in the roles. how many combinations of the nine students can be chosen for the five remaining roles?

126

Step-by-step explanation:

It is given that in the spring festival show, there are 5 roles left but there are 9 students interested in the roles.

We need to find the combinations of the nine students can be chosen for the five remaining roles.

It means we have to find the value of .

The combination formula:

Substitute n=9 and r=5.

Therefore, the number of combinations is 126.

answer: finding the extract measurements and knowing the points

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it