In a multiple-choice question paper of 15 questions, the answers can be A, B, C or D. The number of different ways of answering the question paper are ________
A. 65536 x 47
B. 194536 x 45
C. 23650 x 49
D. 11287435
Answer:A
In a multiple-choice question paper of 15 questions, the answers can be A, B, C or D. The number of different ways of answering the question paper are ________
A. 65536 x 47
 B. 194536 x 45
 C. 23650 x 49
 D. 11287435

Explanation: There are 415 = 65536 x 47 different ways of answering the exam paper of 15 MCQs.
