Let present age of father and son be 9x and 5x respectively. According to question, => (9x – 3) (5x – 3) = 33 × (5x – 3) => (9x – 3) = 33 => 9x = 36 => x = 4 Therefore, son’s age 3 years ago = (5x – 3) = 17 years
Statements: K @ L; M & O, N % L, K $ O
Conclusions: I. O @ L II. M @ L III. K # N
...Statement:
No one is two.
A few two are three.
Only one is four.
Conclusion:
Statements: S > T ≥ U ≥ V; W < X = V > Y
Statements: A > B; C > D; E ≥ A; F = C; C < B
Conclusions:
(i) B > D
(ii) A > F
(iii) F < E
Statement: S ≤ M < X = H ≥ B ≥ K < V
Conclusion: X > K, K = X
Statements: Only heater are blowers. Some geyser are cable. Only a few heater are geyser.
Statement:
Small amounts of oil can cause coral reef fish to engage in risky behaviours, according to a new study.
Statements: B & T, K ⋆ B, S ⋆ K
Conclusions: a) K ⋆ T b) S # T
...In a party, every couple has at least one child (all minors) with them and there are 12 couples. Which one of the following inferences would be possible?