1 .	In how many ways can a committee of 4 people be chosen out of 8 people ?
[ A ]    110 [ B ]    32 [ C ]    70 [ D ]    126
Answer : Option C Explanation : Required number of ways = $^8$$c_4$ = $8!\over4!(8-X4)!$ = $5×6×7×8\over1×2×3×4$ = 70
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