Topic
Q:
4 Question 2 of 16 This test: 16 point(s) possible
The Consumer Price Index is increasing at a rate of \( 7 \% \) per year. What is its doubling time? Use the approximate doubling time formula (rule of 70 ). Round to one
decimal place.
A. 10.0 years
B. 14.0 years
C. 4.9 years
D. 128.0 years
Q:
Aniyah needs to borrow \( \$ 8000 \). The money can be borrowed at \( 6.5 \% \) simple interest for 5 yr or borrowed at \( 5 \% \) with interest compounded continuously for 5 yr
Part: 0 / 3
Part 1 of 3
(a) How much total interest would Aniyah pay at \( 6.5 \% \) simple interest?
At \( 6.5 \% \) simple interest, the total interest Aniyah would pay is \( \$ \)
Q:
If \( \$ 2000 \) is invested for 3 years at rate \( r \) compounded annually, the future value of this investment
is given by \( \mathrm{S}=2000(1+r)^{3} \), where \( r \) is the rate written as a decimal.
Q:
B. \( \$ 2,466.75 \)
C. \( \$ 205.56 \)
D. \( \$ 3,447.07 \)
Question 17
Larry decides to invest with a different bank. The interest that Larry would receive if he invests \( \$ 3,450 \)
\( 5.4 \% \) p.a. for 11 years with interest compounding monthly is
A. \( \$ 2,049.30 \)
B. \( \$ 2,790.38 \)
C. \( \$ 5,499.30 \)
D. \( \$ 6,240.38 \)
Question 18
Q:
Which investment results in the greatest total amount?
Investment A: \( \$ 3,000 \) invested for 4 years compounded semiannually at \( 8 \% \).
Investment B: \( \$ / 900 \) invested for 3 years compounded quarterly at \( 3.6 \% \).
Find the total amount of investment A.
\( \$ 4105.71 \) (Round to the nearest cent as needed.)
Find the total amount of investment B.
\( \$ \) (Round to the nearest cent as needed.)
Q:
At the end of 2 years, \( P \) dollars invested at an interest rate \( r \) compounded annually increases to an amount, \( A \) dollars, given by the following formula.
\[ A=P(1+r)^{2} \]
Find the interest rate if \( \$ 64 \) increased to \( \$ 100 \) in 2 years. Write your answer as a percent.
Annual compound interest rate \( =\square \% \) (Type an integer or a decimal.)
Q:
Which investment results in the greatest total amount?
Investment A: \( \$ 3,000 \) invested for 4 years compounded semiannually at \( 8 \% \).
Investment B: \( \$ 4,000 \) invested for 3 years compounded quarterly at \( 3.6 \% \).
Find the total amount of investment A.
\( \$ 4105.71 \) (Round to the nearest cent as needed.)
Find the total amount of investment B.
\( \$ \) (Round to the nearest cent as needed.)
Q:
Which investment results in the greatest total amount?
Investment A: \( \$ 3,000 \) invested for 4 years compounded semiannually at \( 8 \% \).
Investment B: \( \$ 4,000 \) invested for 3 years compounded quarterly at \( 3.6 \% \).
Find the total amount of investment A.
\( \$ \) (Round to the nearest cent as needed.)
Q:
Annie invests \( £ 9500 \) for 5 years in a savings
account.
She gets \( 1.8 \% \) per annum compound interest.
How much money does Annie have at the end of 5
years.
Q:
a. Crecimiento porcentual constante del
\( 25 \% \) durante 4 periodos.
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