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Fundamental Principle of Counting

There are 5 m...

Question

There are 5 multiple choice questions in test. If the first three questions have 4 choices each and the next two have 5 choices each, the number of answers possible is

A

1500

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B

1600

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C

1700

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D

1800

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Solution

The correct option is B 1600
The number of possible answers = $4 \times 4 \times 4 \times 5 \times 5 = 1600$

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