A test is form by 10 multiple choice questions. Each question has 5 distinct answers. If all questions get answered aleatory, the max number of possible manners to solve the test is:

5^20

Why? I imagined 5^10

Thanks!

Question

A test is form by 10 multiple choice questions. Each question has 5 distinct answers. If all questions get answered aleatory, the max number of possible manners to solve the test is:

 5^20

Why? I imagined 5^10

Thanks!

anonymous · Answer

aleatory ?

anonymous · Answer

$5^{10}$ should be correct by the counting principle

jpsmarinho · Answer

At random. Is the same? At random and aleatory?

anonymous · Answer

actually it is a word i  have never heard, but you learn something new every day

jpsmarinho · Answer

(Laugh) I'm brazilian and this word is much similar to the one in my language. ^^

 So, I think that the answer in the book is wrong!

jpsmarinho · Answer

Thanks!

anonymous · Answer

yw