Answer:
1.11
Explanation:
New price = 1.75
Old price = 1.25
Price percentage= 1.75-1.25/1.25
= 0.5/1.25
= 0.4
New quantity = 18,000
Old quantity= 10,000
Quantity percentage, = 18000-10/000/18000
= 8000/18000
= 0.44
Price elasticity= 0.44/0.4
= 1.11
Hence price elasticity is 1.11