Please answer this math question ! I really need help

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.

Could someone with number 1 and 2

Which of the following circles have their centers on the x-axis? check all that apply.