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How many ways can this be done?

How many ways can this be done?-example-1

2 Answers

2 votes

Answer:

140 ways

Explanation:

"Choose 3 appetizers out of 4" can be written in equation as: C(4,3), and that is 4!/[3!(4-3)!]=4 ways.

For main dishes, C(10,9)= 10!/9!(10-9)!=10 ways.

And for desserts, C(9,5)= 9!/[5!(9-5)!]=126 ways.

So ways in total are 4+10+126=140 ways to pick the meals.

User Slyfox
by
4.0k points
7 votes
This can be solved 6 ways depending on how many numbers u have
User Nguyen Phong Thien
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3.6k points