Can someone explain how to get these answers? In good detail? The answers on the right are from the answer key, but I don't know how to get them

Questions 7-12: A study polls 40 new mothers who attempt to nurse their infants from birth to 6 weeks. Twenty-seven mothers report nursing with minimal pain and frustration, 10 mothers report nursing with moderate pain and frustration, and 3 mothers report discontinuing nursing due to high levels of pain and frustration. 7. What is the mode for nursing pain and frustration? minimal 8. What is the median for nursing pain and frustration? minimal 91 9. What percentage of mothers continued to nurse for the full 6 weeks with minimal pain and frustration? 67. 5. 10. What percentage of mothers reported less than or equal to moderate pain and frustration? 92:5%. 11. What level of measurement is the nursing pain and frustration? ordinal 12. How could you increase the level of measurement? interval scale Questions 13-18: You read a study involvi