Answer:
a) 100%
b)100%
c)100%
d) 100%
e)200%
f)200%
Rules:
1.First: work out the difference (increase) between the two numbers you are comparing.
2.Increase = New Number - Original Number.
3.Then: divide the increase by the original number and multiply the answer by 100.
4.% increase = Increase ÷ Original Number × 100.