10) A retailer originally priced an e-reader at $99 and sold 1,200 units per week. After raising the price to $120, sales dropped to 1,000 units per week. What would the item's price elasticity be?

A) 2.4005

B) -.7855

C) 3.33

D) -2.4005

E) -3

A drugstore purchases hand cream at $2 per jar and sells the jars for $15. What is the markup percentage?

A) 60%

B) 5%

C) 22%

D) 87%

E) 40%

The retail price of a sweater is $75, and the initial markup is 51 percent. Calculate the cost of the product.

A) $28.50

B) $33.75

C) $42.85

D) $36.75

E) $25.71

The merchandise cost from the vendor for an MP3 player is $82.50, and the retailer who is selling the device wants to use an initial markup percentage of 67 percent. Calculate the initial retail price.

A) $149.50

B) $250

C) $272

D) $123

E) $55

Eunice buys a worm farm. She plans to sell a small carton of worms to people who want to fish for $3. Her fixed costs are $1,201, and her variable cost for each carton sold is $.75. How many cartons of worms does Eunice need to sell to reach her break-even quantity?

A) 321

B) 2712

C) 534

D) 400

E) 888