Please assist me with this question, I am unsure of the approach

Paula's Salon provides three types of services: basic cut, master cut, and colouring and cut. The average weekly demand for these services is 25, 30, and 20, respectively. There are 3 people working in the salon: hair cutter, shampooist and colourist. They can each work up to 1, 830 minutes per week. The table below provides information about employee time required for the activities within each service (in minutes): Basic Cut Master Colouring and Cut Cut Cutting (Hair cutter) 10 30 40 Washing and blow drying (Shampooist) 26 30 50 Colouring (Colourist) 0 0 45 Question 1 For cutting, please calculate the excess or insufficient resources in terms of labour time. Note: please put a negative sign if there are insufficient resources. 0 mins Question 2 For washing and blow drying, please calculate the excess or insufficient resources in terms of labour time. Note: please put a negative sign if there are insufficient resources. 0 mins Question 3 Which of the following is the binding constraint(s)? OHair cutter OShampooist OColourist OCutting OWashing and blow drying OColouring