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Sum of first n even numbers = n (n + 1) Required sum = Sum of 30 even numbers from 1 to 60 – sum of 15 even numbers from 1 to 30 = 30 × 31 – 15 × 16 = 930 – 240 = 690
Statement: N < O; Q ≤ P = O; S > P; R ≥ O
Conclusion:
I. S > R
II. R ≥ S
In which of the following expressions will the expression ‘S > Y’ and ‘R > Y be definitely true?
Statement: F ≥ G > I > E ≤ P, E = S ≥ P
Conclusion: I. F ≥ P II. G > P
Statements: H ≥ D = R > I < M > U > P ≤ N
Conclusion I: H > R
II: P < M
Statements: U & K # X % I % W; T # M $ W; T @ N @ S
Conclusions:
I. X @ M
II. K $ S
III. N # I
In the following questions assuming the given statements to be true, find which of the conclusion among given conclusions is/are definitely true and the...
Statements:
P ≤ Q < R > K; R < S > T; T < U < V
Conclusions:
I). P < S
II). P ≥ S
...Statement: E < F ≤ G = H, I ≥ G ≤ J ≤ K
Conclusion: I. K > E II. H > K
Statements:
Z > N ≥ B = J ≤ M; Y ≥ U > N ≥ P
Conclusions:
I). P ≤ Z
II). M > Y
...