Carlos got a loan to buy a car for $3400. He has to pay 102 in interest after one year. What is the interest rate on the loan? I need help ASAP. If I get it right I'll mark branilest.

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.