Answer :
Let's find the difference between the prices.
2.86-2.81=0.05; now let's see what percent 0.05 is of 2.81.
0.05/2.81
0.0178= 1.78%=1.8%
So, it increased about 1.8%.
Let's find the difference between the prices.
2.86-2.81=0.05; now let's see what percent 0.05 is of 2.81.
0.05/2.81
0.0178= 1.78%=1.8%
So, it increased about 1.8%.