I 18. Use the information provided to answer the following question. John is working part-time in an office. He works 30 hours per week and earns $600 each week. He currently has $2,700 in a savings account. After spending all of his savings on car repairs, John decides to set aside 5% of his weekly salary to replenish his savings account. How many weeks will it take to get back to $2,700?​