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A test has 10 true/false questions. How many different tests can be turned in to the teacher?
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A test has 10 true/false questions. How many different tests can be turned in to the teacher?

User Dixit
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2 Answers

7 votes
Each question has 2 possible answers. There are 10 questions.

1 - 2
2 - 2
3 - 2
4 - 2
5 - 2
6 - 2
7 - 2
8 - 2
9 - 2
10 2 There can be 20 different tests.
User Elton Da Costa
by
6.6k points
7 votes
The same as the greatest number that can be written
with 10 binary bits: 1,024
User CrushedPixel
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6.0k points
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