Answers

2015-07-19T13:49:17+08:00


considering 'x' is the increase then

20 = 16 (1 + x)  ----(1+x) since we are to consider that 16 is 100%  to find the actual percentage of which 20 is greater than 16

20 = 16 ( 1 + x)

20 = 16 + 16x

20 - 16 = 16x

4 = 16x

x = 4/16

x = 0.25

Therefore 20 is greater than 16 by 25%


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2015-07-19T14:09:01+08:00

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The percent increase would be computed as:
(20-16)/16
= 4/16
= 1/4
= 0.25 

Therefore 20 is 25% greater than 16

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