To round the number 0.739 to the nearest whole number, follow these steps:
1. Look at the digit in the tenths place, which is the first digit to the right of the decimal point. For 0.739, this digit is 7.
2. Determine if this digit (7 in this case) is 5 or greater. If it is 5 or greater, you round up. If it is less than 5, you round down.
Since the digit in the tenths place is 7, which is greater than 5, we round the number up to the next whole number.
Therefore, 0.739 rounded to the nearest whole number is 1.
