ECONOMICS (CBSE/UGC NET)

ECONOMICS

COMPOUND INTEREST

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Britney deposited $30 in a savings account earning 5% interest, compounded annually.To the nearest cent, how much will she have in 2 years?Use the formula B = p(1 + r)t, where B is the balance (final amount), p is the principal (starting amount), r is the interest rate expressed as a decimal, and t is the time in years.
A
$33.00
B
$33.08
C
$34.08
D
$30.00
Explanation: 

Detailed explanation-1: -Solution: We use the present value formula, where A is $20, 000, r is 6% or 0.06, n is 12, and t is 5 years. Approximately $14, 827.45 should be invested today in order to accumulate to $20, 000 in five years.

Detailed explanation-2: -According to the Rule of 72, it would take about 14.4 years to double your money at 5% per year.

Detailed explanation-3: -Compound interest formulas Hence, if a two-year savings account containing $1, 000 pays a 6% interest rate compounded daily, it will grow to $1, 127.49 at the end of two years.

Detailed explanation-4: -Compound interest, can be calculated using the formula FV = P*(1+R/N)^(N*T), where FV is the future value of the loan or investment, P is the initial principal amount, R is the annual interest rate, N represents the number of times interest is compounded per year, and T represents time in years.

There is 1 question to complete.