A) \[^{16}{{C}_{3}}\]
B) \[^{30}{{C}_{16}}\]
C) \[^{15}{{C}_{10}}\]
D) \[^{15}{{C}_{15}}\]
Correct Answer: A
Solution :
\[^{15}{{C}_{3}}{{+}^{15}}{{C}_{13}}{{=}^{15}}{{C}_{3}}{{+}^{15}}{{C}_{2}}{{=}^{16}}{{C}_{3}}\].
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