Which explicit and reclusive formulas match the geometric sequence 5, 5/3, 5/9, 5/27

The table respent two linear functions the equation respented by the first tables is given

What is the perimeter of square abcd? units units 28 units 37 units

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?