A Data Storage Device That Cost $20

question 72

Multiple Choice

A data storage device that cost $20.25 was sold for $79.99. Calculate the rate of mark-up based on cost price.

• A) 74.68%
• B) 25.32%
• C) 395.01%
• D) 295.01%
• E) 75.32%

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Definitions:

Annelida

A phylum of segmented worms including earthworms, leeches, and their relatives, characterized by a segmented body and often a well-developed coelom.

Echinodermata

A phylum of marine animals characterized by radial symmetry, a calcareous endoskeleton, and a water vascular system, including starfish and sea urchins.

Mollusca

A diverse phylum of invertebrate animals with a soft body, which in many species is protected by a hard shell.

Barnacles

Marine crustaceans with hard protective shells, known for their sessile lifestyle attached to surfaces like rocks, ships, and whale skin.