Answer:
I think answer might be A
To find The interest owed the formula is
I=prt
I interest owed?
P principle 7000
R interest rate 0.08
T time 6/12
I=7,000×0.08×(6÷12)
I=280
To find the balance at the end of 6 months the formula
A=p+I
A=7,000+280
A=7,280
Hope it helps!
Estimation of the sum of the two numbers would be 1300 (800 + 500)