Answer:
she was wrong
Step-by-step explanation:
x-4-11 = 0 (4+-1=4-1)
x=15
hence she was wrong
<h3>Annual percent growth is 4.37 %</h3>
<em><u>Solution:</u></em>
<em><u>The increasing function is given as:</u></em>

Where,
y is future value
a is initial value
r is growth rate
t is number of years
From given,
a = 5000
y = 9500
t = 1997 to 2012 = 15 years
r = ?
<em><u>Substituting the values we get,</u></em>

Thus annual percent growth is 4.37 %
-250/-5= 50
So -250 divided by 50 equals -5
The answers 50