A) 624
B) 208
C) 2304
D) none
Correct Answer: A
Solution :
The selection from sections is either 1, 2, 2 or 1, 1, 3. Hence number of ways \[=3\,({}^{4}{{C}_{2}}\,.\,{}^{4}{{C}_{2}}\,.\,{}^{4}{{C}_{1}})+3\,({}^{4}{{C}_{1}}\,.\,{}^{4}{{C}_{1}}\,.\,{}^{4}{{C}_{3}})\] \[=432+194=624\]You need to login to perform this action.
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