Asked by rehani

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

15 years ago

Answered by Reiny

so he multiplied something by 5 and then by 2.
Mmmmhhh, didn't he in effect multiply by 10 ??

What happens when you multiply something by 10 ?

15 years ago

Answered by Elia

12 years ago

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