Question

Find the interest rate. SHOW ALL WORK to receive FULL CREDIT.

I=P∙r∙t
Interest earned: $40

Principal: $400

Interest rate: ?

Time: 2 years

Answer 1

Answer: Interest rate is: $800

Step-by-step explanation: add 400 + 40 and equal that to 800 basically on how i did it was i used my mathematics calculator and it had 800 on it so yeah hope this help