The First Unit Took 10 Hours and the Fourth Unit

question 35

Multiple Choice

The first unit took 10 hours and the fourth unit 8.1 hours. What is the improvement rate?

• A) 99%
• B) 95%
• C) 90%
• D) 15%
• E) 10%

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Definitions:

Demographic Transition

A model that describes the transformation of a country's population structure, typically from high birth and death rates to low birth and death rates, as part of economic development.

Birthrates

A statistical figure that represents the number of births per 1,000 people in a population over a specific period of time.

Death Rates

A statistical figure showing the number of deaths per year, often per 1,000 individuals, in a particular population.

World Commodity Prices

The prices of raw materials and agricultural products that are traded on a global scale.