Answer:
$216435
Step-by-step explanation:
Given : Suppose homes in a big city increase in value 13% every year.
To Find: How much will a home that cost $150,000 be worth 3 years later?
Solution:
Principal = $150000
Rate = 13% =0.13
Time = 3 years
Formula :
Now substitute the values in the formula
So, The cost of home after 3 years will be $216435
Hence Option B is true
Answer:
--- Running cost
--- Monthly income
71 cars
R1775
Step-by-step explanation:
Given
Expenses
per car
Income
per car
Solving (a): Expression for the running cost
This is calculated as:
Where
y = Total running cost
x = number of cars
So:
Solving (b): Expression for monthly income
This is calculated as:
Where
y = Total income
x = number of cars
So:
Solving (c): Break even
To do this, we equate the expressions in (a) and (b)
Collect Like Terms
Solve for x
Solving (d): How much to break even
Substitute 71 for x in any of (a) or (b)
<em>Solving (e): There is no question to answer on the "graph"</em>