A) 12
B) 9
C) 7
D) 6
E) None of these
Correct Answer: D
Solution :
Explanation: [d] is correct. \[\frac{4+9+12}{5}=\frac{25}{5}=5;\] \[\frac{11+11+8}{5}=\frac{22+8}{5}=\frac{30}{5}=6;\] similarly,You need to login to perform this action.
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