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Question

There are 5 questions in test. If the first 3 questions have 4 choices each and the next 2 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
This is a simple application of the counting principle.
The number of possible answers = 4×4×4×5×5=1600

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