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scoundrel [369]
3 years ago
9

The amount of money in an account can be determined by the formula A re where is the

Mathematics
2 answers:
Lemur [1.5K]3 years ago
7 0

Answer:

\$10272.17

Step-by-step explanation:

Since it is compounded continuously, we will use:

A=A_0 \cdot e^{k t}

A_0 is the amount invested.

k is the rate.

t is the number of years you let the money sit.

A is the future amount after the t years that has been accumulated.

(Note:

I'm going to write r=4% as a decimal. r=\frac{4}{100}=0.04.)

A=5000 \cdot e^{0.04 \cdot 18}

A=5000 \cdot e^{0.72}

A=5000 \cdot 2.0544332 (approximated)

A=10272.16605 (approximated)

To the nearest cent this is \$10272.17.

Paladinen [302]3 years ago
5 0

Answer: $10272.17

Step-by-step explanation: Please see attachment for explanation

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Christopher bought a new watch at the store one day we're having a 20% off sale if the regular price of the watch was 48 how muc
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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

Let<em> </em>the random variable <em>X</em> be defined as the number of customers the salesperson assists before a customer makes a purchase.

The probability that a customer makes a purchase is, <em>p</em> = 0.52.

The random variable <em>X</em> follows a Geometric distribution since it describes the distribution of the number of trials before the first success.

The probability mass function of <em>X</em> is:

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The expected value of a Geometric distribution is:

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(a)

Compute the expected number of should a salesperson expect until she finds a customer that makes a purchase as follows:

E(X)=\frac{1-p}{p}

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(b)

Compute the probability that a salesperson helps 3 customers until she finds the first person to make a purchase as follows:

P(X=3)=(1-0.52)^{3}\times0.52\\=0.110592\times 0.52\\=0.05750784\\\approx 0.058

Thus, the probability that a salesperson helps 3 customers until she finds the first person to make a purchase is 0.058.

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