Rewrite wsing a single positive exponent. (6^-3)^5

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

Anyone know? will mark brainliest if correct

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?