Old: 550
New: 400
Old: 75
New: 82
Old: 665
New: 750
Old: 135
New: 125
Old: 176
New: 196
Midpoint Formula Practice
Directions: Use the Midpoint Formula to find Ed for each product.
E
Quantity
Donuts
Ed:
Batteries
Ed:
Whoppers Ed:
Salt
Ed:
Change in quantity
Sum of quantities / 2
=
Walmart Donuts
Old: $1.98/dozen
New: $2.49/dozen
Price
Old: $45
New: $40
Autozone Batteries
Old: $2.49
New: $2.20
Change in price
Sum of prices / 2
Burger King Whopper
Salt at Martin's
Old: $895
New: $739
Old: $.40
New: $.45
Airfare from South Bend to Los Angeles
Rank the products from most inelastic to most elastic.
Rank:
Rank:
Rank:
Rank:
Book
Ed