I forgot about this one!! I lbew but I lost it!! Sorry :(
The worth of boat after 11 years is $ 3159.3013
<em><u>Solution:</u></em>
Given that,
Boat costs $16600 and decreased in value by 14% per year
To find: Worth of boat after 11 years
<em><u>The formula for decreasing function is given as:</u></em>

Where,
y is the value after "t" years
t is the number of years
a is the initial value
r is decreasing rate in decimal
<em><u>From given,</u></em>
a = 16600
t = 11

<em><u>Substituting the values we get,</u></em>

Thus the worth of boat after 11 years is $ 3159.3013
you just do 144 divided by 8. There are 18 members of the class.
Step-by-step explanation:
2*22/7*5=31.42857143