Congratulations! You have just landed your first job out of college as an economic analyst at the Bureau of Labor Statistics. Your starting salary is $55,000 per year; an increase of 250% per year over the salary you made at the local coffee shop. The corresponding table gives the percentage change in your purchases of each good after your income increases. Use this information to estimate your income elasticity of demand for each of the items.

	Percentage change in quantity
Meals at restaurants	500
Cups of coffee	80
Instant noodles	-75

a. Income elasticity for meals at restaurants is

b. Income elasticity for cups of coffee is

c. Income elasticity for instant noodles is