Posted by Vickie on Tuesday, September 25, 2012 at 5:52pm.
Ian multiplied a whole number by 5. He then multiplied that product by 2. What digit is in the ones place of the final product?

Math  Ms. Sue, Tuesday, September 25, 2012 at 5:54pm
The product of any number multiplied by 5 is either 5 or 0. (5, 10, 15, 20, 25, 30, etc.)
If you multiply any of these products by 2, what do you think will be the last digit?

Math  susan, Sunday, September 15, 2013 at 10:23pm
answer is "0"

Math  hell0, Tuesday, September 27, 2016 at 5:00pm
50
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