Question
In a class, the ratio of boys to girls is 3 : 5. If
there are 40 more girls than boys, find the total number of students in the class.Solution
Let boys = 3x and girls = 5x. Given: 5x β 3x = 40 2x = 40 β x = 20 Boys = 3 Γ 20 = 60 Girls = 5 Γ 20 = 100 Total students = 60 + 100 = 160
Statements: G < B ≤ T < U = F ≥ S
Conclusion: I. S ≤ T II. F > B
...Statement: L > M = P < Q > R; S β€ O < N; R > G > N
Conclusions:
I. Q > S
II. S < G
III. M < G
Statements: O β₯ M > F, K β€ J β€ D = F, B β€ Z β€ L = K
Conclusion:
I. M > L
II. D β₯ B
Statements:
S β₯ T β€ D > P; F β₯ T > J β₯ Y
Conclusions:
I) Y < S
II) F > P
Statements: R % B, B & T, T @ E, E % G
Conclusions : I. T $ R II. R @ E III. B @ G
...Which of the following pair of symbols should be placed in the place of question marks respectively (in same order from left to right) in order to comp...
Statement: P > Q ≥ R = S ≤ T < U
Conclusions: I. T > Q II. U < P
...Statements: I > J = K β₯ M; D β₯ F β€ E = I
Conclusions:
I. M < E
II. D β₯ MStatements: B ≤ C < E; D ≤ F ≤ G; E = D; A > B
Conclusions:
(i) E ≥ G
(ii) A < E
(iii) B ≤ G
...Statement: P > Q; Q ≥ W = X < Z
Conclusions: I. W < P
II. X ≤ Q
...