Maya works 16 hours per month at her part-time job earning $6.75 per hour. she earns some additional money house sitting for neighbors and friends. maya charges $30 per day to house sit if there are no pets. if the house sitting includes pets, then she charges $40 per day. last month, maya spent 3 days house sitting with no pets and 5 days house sitting with pets. what is the total amount of earnings maya had for the month? a. $270 b. $290 c. $378 d. $398