In addition to general medical services, holly would like to add dental and vision options to her health care plan. the monthly premium for her medical insurance is $345 of which her employer pays 65%. her employer also offers to pay 50% of the monthly dental premium of $38 and 75% of the $23 monthly premium for the vision plan that is offered. if holly opts for both the dental and vision options in addition to her regular health insurance, how much will holly be responsible for paying each month?