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Harrizon [31]
3 years ago
14

An amusement park charges $20.00 for a souvenir cup and $0.25 for refills all season long. Which function represents the total c

ost of n numbers of refills, and what is the initial value?
A. y = 20 + 0.25n
The initial value is $0.25.

B. y = 20 + 0.25n
The initial value is $20.00.

C. y = 0.25 + 20n
The initial value is $20.00.

D. y = 0.25 + 20n
The initial value is $0.25.
Mathematics
1 answer:
Jet001 [13]3 years ago
6 0

Answer:

B. y = 20 + 0.25n

the initial value is 20

Step-by-step explanation:

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(2x−6)+4(x−3) help finding the sum pls
aleksandr82 [10.1K]

Answer:

6x-18

Step-by-step explanation:

(2x-6)+4x-12

6x-18

4 0
2 years ago
Imagine that you would like to purchase a $275,000 home. Using 20% as
vfiekz [6]

Answer:

The mortgage chosen is option A;

15-year mortgage term with a 3% interest rate because it has the lowest total amount paid over the loan term of $270,470

Step-by-step explanation:

The details of the home purchase are;

The price of the home = $275,000

The mode of purchase of the home = Mortgage

The percentage of the loan amount payed as down payment = 20%

The amount used as down payment for the loan = $55,000

The principal of the mortgage borrowed, P = The price of the house - The down payment

∴ P = $275,000 - 20/100 × $275,000 = $275,000 - $55,000 = $220,000

The principal of the mortgage, P = $220,000

The formula for the total amount paid which is the cost of the loan is given as follows;

Outstanding \ Loan \ Balance = \dfrac{P \cdot \left[\left(1+\dfrac{r}{12} \right)^n -  \left(1+\dfrac{r}{12} \right)^m \right] }{1 - \left(1+\dfrac{r}{12} \right)^n }

The formula for monthly payment on a mortgage, 'M', is given as follows;

M = \dfrac{P \cdot \left(\dfrac{r}{12} \right) \cdot \left(1+\dfrac{r}{12} \right)^n }{\left(1+\dfrac{r}{12} \right)^n - 1}

A. When the mortgage term, t = 15-years,

The interest rate, r = 3%

The number of months over which the loan is payed, n = 12·t

∴ n = 12 months/year × 15 years = 180 months

n = 180 months

The monthly payment, 'M', is given as follows;

M =

The total amount paid over the loan term = Cost of the mortgage

Therefore, we have;

220,000*0.05/12*((1 + 0.05/12)^360/( (1 + 0.05/12)^(360) - 1)

M = \dfrac{220,000 \cdot \left(\dfrac{0.03}{12} \right) \cdot \left(1+\dfrac{0.03}{12} \right)^{180} }{\left(1+\dfrac{0.03}{12} \right)^{180} - 1}  \approx 1,519.28

The minimum monthly payment for the loan, M ≈ $1,519.28

The total amount paid over loan term, A = n × M

∴ A ≈ 180 × $1,519.28 = $273,470

The total amount paid over loan term, A ≈ $270,470

B. When t = 20 year and r = 6%, we have;

n = 12 × 20 = 240

\therefore M = \dfrac{220,000 \cdot \left(\dfrac{0.06}{12} \right) \cdot \left(1+\dfrac{0.06}{12} \right)^{240} }{\left(1+\dfrac{0.06}{12} \right)^{240} - 1}  \approx 1,576.15

The total amount paid over loan term, A = 240 × $1,576.15 ≈ $378.276

The monthly payment, M = $1,576.15

C. When t = 30 year and r = 5%, we have;

n = 12 × 30 = 360

\therefore M = \dfrac{220,000 \cdot \left(\dfrac{0.05}{12} \right) \cdot \left(1+\dfrac{0.05}{12} \right)^{360} }{\left(1+\dfrac{0.05}{12} \right)^{360} - 1}  \approx 1,181.01

The total amount paid over loan term, A = 360 × $1,181.01 ≈ $425,163

The monthly payment, M ≈ $1,181.01

The mortgage to be chosen is the mortgage with the least total amount paid over the loan term so as to reduce the liability

Therefore;

The mortgage chosen is option A which is a 15-year mortgage term with a 3% interest rate;

The total amount paid over the loan term = $270,470

8 0
3 years ago
Evaluate ab for a = 11 and b = 4. <br><br> a.15 <br> b.44 <br> c.114 <br> d.40
skad [1K]

ab = (11)(4) \\ ab = 44

Answer is B. 44

Hope this helps. - M
7 0
3 years ago
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The answer is angle C.
8 0
3 years ago
Read 2 more answers
Can someone help me work out this
bearhunter [10]

Answer:

x³ - 5x² + 4x

Step-by-step explanation:

Given

x(x - 4)(x - 1) ← expand (x - 4)(x - 1) using FOIL

= x(x² - x - 4x + 4)

= x(x² - 5x + 4) ← distribute

= x³ - 5x² + 4x

8 0
3 years ago
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