The supply situation for rice in country X over a period as shown in the table below. Use the information in the table to answer the questions that follow. ...

Question 1 Report

The supply situation for rice in country X over a period as shown in the table below. Use the information in the table to answer the questions that follow.
 

Period Price ($) Quantity supplied (bags)
December 2004 30 100
January 2007 40 150
April 2009 50 160

(a) Calculate the co-efficient of price elasticity of supply for rice between December 2004 and January 2007.
(b) Is the supply of rice elastic? Give a reason for your answer. 
(c) State any three reasons which may cause an increase in the supply of rice,