The effective rate is calculated in the following way:

where r is the effective annual rate, i the interest rate, and n the number of compounding periods per year (for example, 12 for monthly compounding).
our compounding period is 2 since the bank pays us semiannually(two times per year) and our interest rate is 8%
so lets plug in numbers:
Answer:
Matt's
Step-by-step explanation:
he has to give away $14 (-14)
and also $7 (-7)
The others have positive numbers.
Answer:
Both are equal
Step-by-step explanation:

8x16=? 6x12=? Then add both answers ?+?=?
Answer:

Step-by-step explanation:
we know that
Using proportion
