Economics · Oct / Nov 2017 · Paper 12 · Question 6

The table illustrates the demand and supply for coffee in a market in Africa. | price per kg ($) | quantity demanded (kg) | quantity supplied (kg) | |---|---|---| | 10 | 50 | 10 | | 20 | 40 | 20 | | 30 | 30 | 30 | | 40 | 20 | 40 | | 50 | 10 | 50 | When the price rises from $20 to $30 per kg, what is the price elasticity of demand for coffee?

1. A0.2
2. B0.5
3. C2.0
4. D5.0

As printed in the paper