Answer:
Part 1)
Part 2)
Step-by-step explanation:
Part 1) we know that
The compound interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest in decimal
t is Number of Time Periods
n is the number of times interest is compounded per year
in this problem we have
substitute in the formula above
Part 2) we know that
The formula to calculate how much will the tractor be worth after t years is equal to
where
C is the original cost
P is the depreciated value
r is the rate of depreciation in decimal
t is the number of years
in this problem we have
substitute the values
Answer:
$2.73
Step-by-step explanation:
$ 0.39 x 7 lbs = $2.73
Answer:
h = 14.49 feet.
Step-by-step explanation:
From the attached figure,
Base = 14 ft
Height = h
Angle = 46°
We need to find the height of the main sail. To find it we can use trigonometry.
The relation between height, base and angle is given by :
So, the height of the main sail is 14.49 feet.