Question

Dennis is finding it difficult to round 3.86 to the nearest natural number. What will be, according to you, the ones place digit after rounding 3.86 off?

• A. 4
• B. 3
• C. 5
• D. 6

Answer 1

The correct option is A 4

For rounding off to nearest natural number, digit of the tenths place is examined.
In $3.86$, digit in tenths place is $8$ and $8\ge 5$
Hence, the ones place digit is increased by 1.
$3+1=4$
$\therefore$ The nearest natural number of $3.86$ is $4$.