In how many different ways can a test consisting of ten true-or-false questions be completed?
A)12
B)20
C)1,024
D)100
E)2,048

Name: In how many different ways can a test consisting of ten true-or-false questions be completed? A)12 B)20 C)1,024 D)100 E)2,048
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Question

Quizplus · Accepted Answer

For each question, there are 2 possible answers (true or false). Since there are 10 questions, the total number of different ways to complete the test is $2^{10} = 1,024$.

In How Many Different Ways Can a Test Consisting of Ten