i want answers for 3&4. just ignore 1&2

Part A. Question 1 (20 marks) In the recent outbreak of the Corona virus, people in a town are required to put on face masks to reduce the possibility of getting infected. The data on demand and supply for face masks per month is given as follows: RM/piece Masks Masks Demanded Supplied (pieces) (pieces) 2.50 10.000 15,000 2.00 12.500 12,500 1.50 15.000 10,000 1.00 17.500 7,500 0.5 20,000 5,000 With the equili face ks demanded and sup quantity [sharks) wreak wade ecome a global pandemic. the demand for face net Is this mercase in prid Edor doc to Change (8 marks) (ili)Over time, the demand for face masks started to adjust towards its initial equilibrium, what could be the reason? Support your answer with the relevant graph. (3 marks) (iv) Show your calculation for the price elasticity of demand in the price range of: a) From RM0.50 to RM1.00 b) From RM2.00 to RM2.50 c) At which price range the elasticity of demand is higher? (6 marks)