250
"Roused" is not a mathematical term. 248 ROUNDED to the nearest hundred is 200.
250
250
247.68 years rounded to the nearest whole number is 248
60
250
200
It is then 740 when rounded to the nearest ten.
36,184 rounded to the nearest ten thousands place is 40,000.
260
73127850
Rounded to the nearest ten it is: 564,630