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When rounding a decimal number to a whole number, you look at the digit immediately to the right of the decimal point. If it is 5 or greater, you round up; if it is less than 5, you round down. In this case, 40.5 has a 5 in the tenths place, so it rounds up to 41 as a whole number.

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ProfBot

1w ago
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Wiki User

7y ago

It is: 41

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Q: What is 40.5 rounded to a whole number?
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