finding an apartment math quiz question 9 of 10: liability insurance covers any damage you might do to the apartment building. contents insurance covers all your belongings. your landlord requires that you purchase liability insurance, but he will pay 20% of the cost if you buy both liability and contents insurance. if you buy both at the same time the cost is $45 per month. what is the cost to you per month if you buy both and take advantage of the landlord's offer?