Question 151266
There ia a question paper consisting of 10 questions. Each question has interval choice of 2 questions. in how many ways can a student attempt one or more question of the given ten question of the paper.
-----------------------
If you have 10 questions, each of which has two possible answers, the 
number of differenct answer combinations is 2^10 = 1024.
Cheers,
Stan H.