SOLUTION: In how many different ways can a 10 question true or false test be answered if every question must be answered

There are 2 ways question 1 can be answered, and
there are 2 ways question 2 can be answered, and
there are 2 ways question 3 can be answered, and
there are 2 ways question 4 can be answered, and
there are 2 ways question 5 can be answered, and
there are 2 ways question 6 can be answered, and
there are 2 ways question 7 can be answered, and
there are 2 ways question 8 can be answered, and
there are 2 ways question 9 can be answered, and
there are 2 ways question 10 can be answered.

Answer: 210 = 1024 ways. 

Edwin