Your investment of $18,100 at 13.6% compounded annually for 7.5 years will be worth how much?
2 answers:
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Given:
The side of square = 12 in.
Scale factor of enlargement = 3 in : 2 m
To find:
The proportion that is use to solve the side length, x, of the enlarged square.
Solution:
Let, the side of length of enlarged square = x m
In case of enlargement the corresponding sides are proportional.
Divide both sides by 3.
Therefore, the required proportion is and the side length of the square after enlargement is 8 m.
A; rate of change is the same as slope, so, using the slope formula, 
, where 
is the slope and 
, 
, 
, and 
are the 
and 
values.
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points for and , water level being the and time being the since we're looking for the answer in ft/hr-- you can choose any two, but from the same row.
ft/hr
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