David expressed the ratio of the number of books that he owns to the number ofdvds that he owns as 27:11 which statement can be true based upon this relationship

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account