11th Class
Mathematics
Sample Paper
Maths Olympiad Model Paper-1
question_answer
In a certain test there are n questions. In this test \[{{2}^{k}}\]students gave wrong answers to at least \[\left( n-k \right)\] questions, where k = 0, 1, 2, ......., n. If the total number of wrong answers is 4095, then value of n is