Answer: There are 25 ways to select two members.
Step-by-step explanation:
Since we have given that
S={E,F,G,H,J}
Number of elements = 5
We need to select two members from S allowing the repetition.
We will use "Fundamental theorem of counting":
There are 5 choices for the first member.
There are 5 choices for the second member.
So, Number of ways would be

Hence, there are 25 ways to select two members.
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Si aplicamos un descuento del 25%, este descuento representa:

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El precio que pagamos el libro es $18.75.
Answer:
-17
Step-by-step explanation:
3 + 4(-5)
= 3-20
= -17
Hope this helps!
I think the answer is D. But I am not sure if that's the right answer.