Question

the math vocabulary test has 8 true/false questions on it. Assuming that no questions are left blank, how many different ways can the test be completed

Answer 1

hmm maybe we can use a permutation to do this

Answer 2

could you help me please

Answer 3

that's my first guess

Answer 4

The number is the product of the number of ways of answering each question.

Answer 5

2 * 2 * 2 * 2 * 2 * 2 * 2 * 2

Answer 6

Oh! I see

Answer 7

Each question can only be answered in two ways, true or false.
The way you did it, you are allowing 8 diffrerent answers for the first question, 7 for the second, etc.

Answer 8

so the answer is 256 ways?

Answer 9

two different answers for each question, but 8 questions in total,