If you mean to the nearest 10 then it is 50
The question cannot be answered since it does not specify the degree of rounding required.
0
46
46.0
46.0, or just 46
46
Rounded to the nearest whole number 46
45.7001 rounded to the nearest whole number is 46
45.50 rounded to the nearest whole number is 46
46.2 rounded to the nearest whole number = 46
46.00
46
46