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1. Govt. Laboratory High School has 10 members in its chess team and 14 members in its science club. Five students a the school belong to both the chess team and science club. How many students belong to only the chess team?
- A. 5
- B. 5
- C. 5
- D. 5
Answer: Option A
Explanation:
Let, n ( C) = 10
n( S) = 10
n (C n S) = 5
Students belong to only chess team = n(C) - n ( Cn S) = 10 - 5 = 5
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