400
It is: 400
i think the closer to 400
400
400
300
350
315, 330, 345, 360, 375, 390.
There are nine that fall between 300 and 400: 310, 320, 330, 340, 350, 360, 370, 380, 390.
400. Just remember 50 or more round up.
400 Round up because it is closer to 400 than to 300.
.975 you divide 400 by 390.