Asked by Gianina PLEASE
Which number can be used as a counter example to, "Any number that is divisible by 3 is divisible by 9"?
a)9, b)18, c)30, d)40
Can you explain me the answer how do you get it? because I don't understand about counter examples. Thanks
a)9, b)18, c)30, d)40
Can you explain me the answer how do you get it? because I don't understand about counter examples. Thanks
Answers
Answered by
Ms. Sue
Study this site for an explanation of counter example.
http://www.icoachmath.com/math_dictionary/Counter_Example.html
Now, looking at your answer choices.
9 is divisible by both 3 and 9
18 is divisible by both 3 and 9
30 is divisible by 3 -- but NOT by 9
http://www.icoachmath.com/math_dictionary/Counter_Example.html
Now, looking at your answer choices.
9 is divisible by both 3 and 9
18 is divisible by both 3 and 9
30 is divisible by 3 -- but NOT by 9
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