It is 310 when rounded to the nearest whole number
310
310
311 rounded to the nearest ten is 310
310
310
310
310
310
275 = 100% 310 = X% X = 310 x 100 ÷ 275 X = 112.7273% (rounded to 4 decimal places) Therefore the increase to the nearest whole percentage is 13%
300
300