Calculate the Percent Increase in CO₂ Between 1960 (At 320

question 62

Multiple Choice

Calculate the percent increase in CO₂ between 1960 (at 320 ppm) and 2010 (at 400 ppm) .The best answer is

• A)20%.
• B)25%.
• C)80%.
• D)400%.

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A type of product that consumers purchase after comparing quality, price, and style from several sellers.

Specialty Product

A product that is characterized by its unique attributes, high level of quality, or brand identity, often leading consumers to put forth a significant effort in purchasing it.

Supplies

Materials or items used in the operation of a business or needed to provide services.

Unsought Product

Products that consumers do not actively seek out to buy, and may purchase only out of necessity or unforeseen need, such as emergency services or life insurance.