If at a Price of $10, Quantity Bought Will Be

Multiple Choice

If at a price of $10, quantity bought will be 5400 per day, and at $15, quantity bought will be 4600 per day, then the price elasticity of demand is approximately:

A) 0.2.
B) 0.4.
C) 0.6.
D) 2.5.
E) 6.0.