Poll Results
Please login to vote and see the results.
Lost your password? Please enter your email address to get a reset link.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
Explanation:
Required number of ways = 2×2 = 4
Hence total no. of 4 arrangements are possible.
[Since B1and B2 interchange their position, also G1and G2 interchange their position]