How Many Two-Digit Numbers Are There, with Both Digits Odd

question 53

Multiple Choice

How many two-digit numbers are there, with both digits odd?

• A) 10
• B) 25
• C) 45
• D) 90

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Definitions:

Green Chemistry

The design of chemical products and processes that reduce or eliminate the use or generation of hazardous substances.

Molecular Thinking

An approach that focuses on the detailed examination and understanding of the components of a problem or system.

Inflexible Strategies

Business approaches or plans that are rigid and cannot easily adapt to changes in the market or environment, potentially leading to failure.

Nimble Tactics

Agile and adaptable strategies designed to respond quickly to change and capitalize on new opportunities.