Task: Question Answering
Input (English): Problem: a babysitter is paid a regular rate of $ 16 per hour for any number of hours that does not exceed 30 hours per week . for any overtime hours worked in excess of 30 hours per week , the babysitter is paid a rate that is 75 % higher than his regular rate . if last week the babysitter earned $ 760 , how many total hours did she work that week ? 
Options: a ) 40 , b ) 30 , c ) 35 , d ) 25 , e ) 45
Output (English): a