How Many Two-Digit Numbers Can Be Formed from the Digits

question 28

Multiple Choice

How many two-digit numbers can be formed from the digits 1, 3, 5, 7, 8, and 9 if each digit may be used repeatedly in each number? ​

• A)36
• B)8
• C)4
• D)30
• E)12

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Definitions:

Sleep Cycle

The progression through various stages of sleep including REM (rapid eye movement) and non-REM sleep, repeating cyclically throughout a typical night's rest.

Minutes

A written record of what was said and decided during a meeting.

Inattentional Blindness

The phenomenon where an individual fails to perceive an unexpected stimulus in plain sight due to focusing attention on another task, event, or object.

Hallucination

A perception in the absence of external stimulus that has qualities of real perception, often affecting the senses of sight and hearing.