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- Question
A is three times as old as B. C was twice-as old as A four years ago. In four years' time, A will be 31. What are the present ages of B and C?
Options- A. 9, 46
- B. 9, 50
- C. 10, 46
- D. 10, 50
- Correct Answer
- 9, 50
ExplanationWe have : A = 3B ...(i) andC - 4 = 2 (A - 4) ...(ii)
Also, A + 4 = 31 or A= 31-4 = 27.
Putting A = 27 in (i), we get: B = 9.
Putting A = 27 in (ii), we get C = 50.
More questions
- 1. Who is the second left of Rani?
Options- A. Ashwini
- B. Meeta
- C. Priya
- D. Sudha Discuss
Correct Answer:
Explanation:
None of these
- 2. NA
Options- A. A
- B. E
- C. I
- D. Z Discuss
Correct Answer: Z
Explanation:
Except 'Z' , all others are vowels.
- 3. m _ nm _ n _ an _ a _ ma _
Options- A. aamnan
- B. ammanm
- C. aammnn
- D. amammn Discuss
Correct Answer: aammnn
Explanation:
The series is man/man/man/man/man. Thus, the pattern 'man' is repeated.- 4. 2, 9, 32, 105, 436, 2195, 13182
Options- A. 436
- B. 2195
- C. 9
- D. 32 Discuss
Correct Answer: 32
Explanation:
The series is ( + 7 x 1), (+ 6 x 2), (+ 5 x 3), (+ 4 x 4), (+ 3 x 5), (+ 2 x 6).
The wrong number is 32;
(9 + 6) x 2 = 15 x 2 = 30- 5. 'Indolence' is related to 'Work' in the same way as 'Taciturn' is related to:
Options- A. Cheat
- B. Act
- C. Speak
- D. Observe Discuss
Correct Answer: Speak
Explanation:
As 'Indolence' and 'Work' are opposite to each other in the same way 'Taciturn' and 'speak' are opposite to each other.- 6. Metre : Mile : Kilometre
Options- A. They are units of electricity
- B. They are units of measuring anything
- C. They are units of distance
- D. They are units of weight Discuss
Correct Answer: They are units of distance
Explanation:
These all are units of distance.
- 7. COMPANIONSHIP
Options- A. OPEN
- B. OPIUM
- C. OPINION
- D. NATION Discuss
Correct Answer: OPINION
Explanation:
'OPINION' can be formed from ' COMPANIONSHIP' .
- 8. m__nm__n__an__a__ma__
Options- A. .aamnan
- B. .ammanm
- C. .aammnn
- D. .amammn Discuss
Correct Answer: .aammnn
Explanation:
the pattern is ... man
- 9. Who is to the immediate right of P?
Options- A. H
- B. F
- C. R
- D. Data inadequate Discuss
Correct Answer: H
Explanation:
H
- 10. Sorrow : misery
Options- A. Love : Obsession
- B. Amity : Harmony
- C. Happiness : Joy
- D. Enemy : Hatred Discuss
Correct Answer: Happiness : Joy
Explanation:
synonym pair
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