z Instructions Question 15 1 pts Cassandra Dawson wants to save for a trip to Australia. She will need $30,000 at the end of four years. She can invest a certain amount at the beginning of each of the next four years in a bank account that will pay her 6.8 percent annually. How much will she have to invest annually to reach her target? (Round to the nearest dollar.) $5,941 $6,345 $5,288 $5,500