There is no next number because numbers are infinitely dense. The next positive integer is 2100.
80% of 2100 = 80% * 2100 = 0.8 * 2100 = 1680
ANSWER: 1055% of 2100= 5% * 2100= 0.05 * 2100= 105
7% of 2100 = 7% * 2100 = 0.07 * 2100 = 147
30% of 294 = 30% * 294 = 0.3 * 294 = 88.2
2100
2100
294
1/3 * 2100 = 2100/3 = 700
110% of 2100 = 2100*110/100 = 2310
2100
percentage of 294 = 29400% 294 * 100% = 29400%