2800 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
2811 rounds to 2800
36% of 2800 = 36% * 2800 = 0.36 * 2800 = 1008
2811 rounds down to 2800
Solve : 4 % of 2800 = 4 /100 x 2800 = 112 (answer)
2800 = 2*2*2*2*5*5*5 = 24*53
2800 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
2800 = 2 x 2 x 2 x 2 x 5 x 5 x 7 or 24 x 52 x 7
2,800 = 2^4 * 5^2 * 7 or 2 * 2 * 2 * 2 * 5 * 5 * 7
2800 = 2 * 2 * 2 * 2 * 5 * 5 * 7 = 2^4 * 5^2 * 7
2811 rounds to 2800
70% of 2800= 70% * 2800= 0.7 * 2800= 1,960
36% of 2800 = 36% * 2800 = 0.36 * 2800 = 1008
5% of 2800= 5% * 2800= 0.05 * 2800= 140
56020% of 2800= 20% * 2800= 0.20 * 2800= 560
89% of 2800= 89% * 2800= 0.89 * 2800= 2492
% rate:= 7/2800 * 100%= 0.0025 * 100%= 0.25%