340
It is 4.9
200
It is 14
18.64 rounded to the nearest tenth is 18.6
It's already there.
140
459 rounded to the nearest 10 is 460
Assuming you mean nearest, not neatest, the answer is 67.1
3.3
It is: 0.5
300
It is 4.9
200
It is 1.
It then is 58.14
It is 14
400