Question

Pedro invested $900 at 3% and earned $216 simple interest. For how many years did he invest? The Simple Interest Formula is I = PRT

Answer 1

Answer:

8 years

Step-by-step explanation:

Investment: $900

Interest rate: simple 3%  

Earning: $216

Time: x

x*900*0.03=216

x=216/27

x=8 years