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Ian multiplied a number by 5 he then multiplied that product by 2 what digit is in the ones place of the final product

2 Answers

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zero!
when you multiply by five, you'll always get a number ending in 0 or 5. multiplying by two means if you get one ending in 5, it gets multiplyed by 2 and equals zero anyways

User VilemRousi
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IF the original number was an integer, then the digit in the ones place of the final product is a zero ( 0 ). If it wasn't an integer, then any digit can be in the ones place.
User Crypted
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