[tex]9.91[/tex]
[tex]9 > 5[/tex]
[tex]9.91 = 10[/tex]
[tex]= 10[/tex]
Rounding to the nearest whole number look to the left of the whole number if the number is greater then five then it can round up one but if it's less then five it doesn't round up therefore your answer is "10."
Hope this helps!
