650* 2/100* 6
= 78
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A) 2007
b) 120
c) the donations are decreasing as years increase
Answer:
see below
Step-by-step explanation:
Closed under addition, subtraction and multiplication
Not closed under division :-
for example 3/4 = 0.75 which is not an integer
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the answer here
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ly/3gVQKw3