Counting principle in probability theory

Reference no: EM13125953

A mini license plate for a toy car must consist of a letter followed by two numbers. Each letter must be a C, A or R. Each number must be a 3 or 7. Repetition of digits is permitted.

a) Use the counting principle to determine the number of points in the sample space.

b) Describe how a tree diagram would represent this situation.

c) List the sample space.

d) Determine the exact probability of creating a mini license plate with a 7. Give solution exactly in reduced fraction form.

Reference no: EM13125953

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