A survey of workers found that 2.9% work more than 70 hours per week. You randomly select 115 worker

A survey of workers found that 2.9% work more than 70 hours per week. You randomly select 115 workers and ask each if he/she works more than 70 hours per week. What is the probability of finding between 3 and 6 workers that say yes when asked if they work more than 70 hours per week?