Solve the Problem. -How Many Arrangements of Answers Are Possible in a Multiple-Choice

question 23

Multiple Choice

Solve the problem.
-How many arrangements of answers are possible in a multiple-choice test with 7 questions, each of which has 3 possible answers?

• A) 35
• B) 840
• C) 2187
• D) 210

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Definitions:

Transformation of Energy

The process by which energy changes from one form to another, such as from chemical energy to kinetic energy or thermal energy to electrical energy.

Mitochondria

Intracellular organelles that are the sites of oxidative phosphorylation in eukaryotes; include an outer membrane and an inner membrane.

Mitotic Spindle

Structure consisting mainly of microtubules that provides the framework for chromosome movement during cell division.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA.