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Sagot :
Using the combination formula, it is found that she can shoot the ducks in 120 ways.
What is the combination formula?
[tex]C_{n,x}[/tex] is the number of different combinations of x objects from a set of n elements, given by:
[tex]C_{n,x} = \frac{n!}{x!(n-x)!}[/tex]
In this problem, 3 ducks will be shoot from a set of 10, hence:
[tex]C_{10,3} = \frac{10!}{3!(10-3)!} = 120[/tex]
Thus, she can shoot the ducks in 120 ways.
More can be learned about the combination formula at https://brainly.com/question/25821700
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