614 to the nearest tens place is: 610. This is because the value in the ones place "4" is not equal to or greater than 5. When rounding anything greater than or equal to 5 gets rounded up. Everything else that is below 5 gets rounded down.
459 rounded to the nearest 10 is 460
Airport runways are.
Assuming you mean nearest, not neatest, the answer is 67.1
It is: 0.5
300
900
459 rounded to the nearest 10 is 460
It's already there.
610
Airport runways are.
Assuming you mean nearest, not neatest, the answer is 67.1
It is: 0.5
3.3
It is 4.9
200
300
340