using Python.

4.3.2 PROBLEMS 1. Hrite a function my_tip_calc(bi11, party) where bi11 is the total cost of a meal and party is the number of people in the group. The tip should be calculated as 15% for a party strictly less than six people, 18% for a party strictly less than eight, 20% for a party less than 11 , and 25% for a party 11 or more. A couple of test cases are given below