you want to save money for a trip to the cocoa beach pier. you deposit in an account that earns simple interest at an annual rate of %10. Travel and entertainment will cost $600, and lodging will cost $800.

a) how many years will take for you to save enough money for the trip? Explain.
b) Another bank advertises an annual interest rate of 15.7%. How much sooner can you go on the trip if you open an account at that bank instead? explain your reasoning