Nora's savings account has a balance of $3979. after 4 years, what will the amount of interest be at 12% compounded semiannually? a. $2367.92 c. $2362.92 b. $4774.80 d. $2353.92

Option C  

Step-by-step explanation:

we know that

The compound interest formula is equal to  

where  

A is the Final Investment Value  

P is the Principal amount of money to be invested  

r is the rate of interest  in decimal  

t is Number of Time Periods  

n is the number of times interest is compounded per year

in this problem we have  

substitute in the formula above  

Find the amount of interest

168

step-by-step explanation:

i am pretty sure that the answer is 168

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk