A) 6
B) 4
C) 8
D) 12
Correct Answer: D
Solution :
Number of black marbles =\[\] Number of white marbles \[=2\times 2=4\] Total number of black and white marbles \[=4+2=6\] Total marbles \[\left( n \right)=n=\frac{1}{2}\times n+6\] \[n=6\times 2=12\] Number of green marbles = \[12\times \frac{1}{2}=6.\]You need to login to perform this action.
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