Steven wants to buy a $500 bicycle steven has no money saved but will be able to deposit $45 into a savings account when he received his paycheck each friday however before stephen can buy the bike he must give his sister $85 that he owes her for how many weeks will steven need to deposit money into a savings account before he could pay back his sister and by the bike? a. 13 weeksb. 15 weeksc. 17 weeks d. 11 weeks