Answer:
my answer is 9.25
Step-by-step explanation:
Using the formula
Initial -final/initial =%/100
89-72/89 =%/100
17/89 =%/100
Making %subject of the formula
% =17*100/89
So % =1700/89
%= 19.101
Therefore rounding off the answer we have
X=19%
the answer is b
18,161/2,(50/2)1/2
18,161/2,(25)1/2
18,161/2,25×1/2
18/1,161/2,25/2
