la. There is 1/3 gallon of water in a 3-gallon container. What fraction of the container is filled write as a fraction
2 answers:
You might be interested in
Answer:
She needs to invest $13,636.36 right now
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:
In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
In this question:
In 15 years, so
She wants to have $30,000, so
8% interest, so
We have to find P.
Replacing:
She needs to invest $13,636.36 right now
Answer:
c. 60.9%
Step-by-step explanation:
Given:
The probability P that a person responds to an advertisement can be modeled by the function:
where represents number of days since the advertisement first appeared.
To find the probability that a person has responded after 20 days.
Solution:
In order to find the probability that a person has responded after 20 days, we will plugin in the formula given.
We have:
Plugging in
Thus, probability after 20 days = 0.6094
The probability in percentage can be given = = 60.9%