Need help with the answer please and thank you

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

Describe the domain and range of y=2(3)^x-2+5

The radius of a sphere is 3 inches. which represents the volume of the sphere?