Three containers have capacities in ratio 2:3:4. If the largest contains 12 liters, what is the combined capacity?
A
18 liters
B
27 liters
C
36 liters
D
45 liters
Correct Answer:
B. 27 liters
Ratio 2:3:4, if 4x=12, then x=3. Capacities: 6, 9, 12. Total = 27 liters
What is the next term in the sequence? J2Z, K4X, L6V, M8T, ?
A
N10R
B
N10S
C
O10R
D
N9R
First letters: J, K, L, M, N (increment by 1). Numbers: 2, 4, 6, 8, 10 (increment by 2). Last letters: Z, X, V, T, R (decrement by 2 in alphabet)
A, B, C, D, E are 5 friends. D is taller than E but shorter than C. A is taller than B but shorter than D. Who is the tallest?
From given: E < D < C and B < A < D. So C > D > A and C > E. Therefore C is tallest
If PENCIL is written as QFODMJ, how is GARDEN written?
A
HBSFFO
B
HBSEOF
C
HBSEFE
D
HBREOF
Correct Answer:
A. HBSFFO
Each letter is shifted forward by 1: P→Q, E→F, N→O, C→D, I→J, L→M. Applying to GARDEN: G→H, A→B, R→S, D→E, E→F, N→O = HBSEOF
How many times do the hands of a clock overlap in 24 hours?
In 12 hours, hour and minute hands overlap 11 times. In 24 hours, they overlap 22 times
Pointing to a photograph, Arun said 'She is the mother of my mother's only son'. Who is Arun referring to?
A
His mother
B
His sister
C
His grandmother
D
His aunt
Correct Answer:
C. His grandmother
Mother's only son = Arun's uncle. Uncle's mother = Arun's grandmother
If APPLE = 65, BALL = 36, then ORANGE = ?
Sum of alphabetical positions: A(1)+P(16)+P(16)+L(12)+E(5)=50... Using alternate logic of position values, ORANGE=O(15)+R(18)+A(1)+N(14)+G(7)+E(5)=60+31=91
A is 5 years older than B. B is 3 years younger than C. If the sum of their ages is 35, what is A's age?
A
10 years
B
12 years
C
14 years
D
16 years
Correct Answer:
C. 14 years
Let B = x. Then A = x+5, C = x+3. (x+5) + x + (x+3) = 35. 3x + 8 = 35. x = 9. A = 14 years
If 12 men can complete a work in 9 days, in how many days can 18 men complete the same work?
A
4 days
B
6 days
C
8 days
D
13.5 days
Correct Answer:
B. 6 days
Total work = 12 × 9 = 108 man-days. With 18 men: 108/18 = 6 days
A train 150 m long passes a pole in 15 seconds. What is its speed in km/h?
A
36 km/h
B
40 km/h
C
50 km/h
D
45 km/h
Correct Answer:
A. 36 km/h
Speed = 150/15 = 10 m/s = 10 × 3.6 = 36 km/h
