Respuesta :
Interest rate
R=i/pt *100
R=960÷(4,000×3)*100
R=8%
How much she has
A=p+i
A=4000+960
A=4960
How many more
4000(1+0.09*3)-4000(1+0.08*3)==120
R=i/pt *100
R=960÷(4,000×3)*100
R=8%
How much she has
A=p+i
A=4000+960
A=4960
How many more
4000(1+0.09*3)-4000(1+0.08*3)==120