If the rectangle has a fixed width of 300, it means that

where
and
are width and length, respetively.
So given the length
, the are would be

Answer:
The amount of $1000 principal is needed to have $3000 after 5 years.
Step-by-step explanation:
As the interest formula is

Where
Substituting the following values in the interest formula and solve for P
I=$3000
r = 6% = 6/100 = 
t = 5
so the equation becomes


switch both sides


$
Therefore, the amount of $1000 principal is needed to have $3000 after 5 years.
Answer:
45456452348861
Step-by-step explanation:
Answer:
12 x is the answer. please thanks and follow me.
Answer:
20.
Step-by-step explanation:
6 divided by 3/10 equals 20.