In IITJEE-2016, a multiple choice question has four alternatives in which two or more than two are correct. Number of ways in which this question can be answered, is

Question

In IITJEE-2016, a multiple choice question has four alternatives in which two or more than two are correct. Number of ways in which this question can be answered, is (A) 9 (B) 10 (C) 11 (D) 12

Tardigrade Admin · Accepted Answer

Required number of ways = 4 C 2+ 4 C 3+ 4 C 4=11

Q. In IITJEE-2016, a multiple choice question has four alternatives in which two or more than two are correct. Number of ways in which this question can be answered, is

9

10

11

12

Required number of ways $=^{4} C_{2} +^{4} C_{3} +^{4} C_{4} = 11$

Q. In IITJEE-2016, a multiple choice question has four alternatives in which two or more than two are correct. Number of ways in which this question can be answered, is

9

10

11

12

Required number of ways =4C2​+4C3​+4C4​=11

Required number of ways $=^{4} C_{2} +^{4} C_{3} +^{4} C_{4} = 11$