CAT Practice Question and Answer
8Q: Rajan's present age is three times his daughter's and nine-thirteenth of his mother's present age. The sum of the present ages of all three of them is 125 years. What is the difference between the present ages of Rajan's daughter and Rajan's mather ? 2641 05b5cc72ce4d2b4197774f773
5b5cc72ce4d2b4197774f773- 132 yearsfalse
- 248 yearsfalse
- 362 yearsfalse
- 450 yearstrue
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Answer : 4. "50 years"
Explanation :
Answer: D) 50 years Explanation: Let Rajan's present age be 'x' years.=> Then his daughter's present age is = x/3 years.His mother's present age = 13x/9 yearsNow, according to the question,x + x/3 + 13x/9 = 125=> x = 125x9/25 = 45Therefore, required difference = 13x/9 - x/3 = 13x - 3x/9 = 10x/9=> 10 x 45/9 = 50 years.
Q: Father of Modern Western Education in India? 2640 05b5cc69de4d2b4197774c8b7
5b5cc69de4d2b4197774c8b7- 1Lord Auclandfalse
- 2William Benticktrue
- 3Lord Dalhousiefalse
- 4Lord Hardingefalse
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Answer : 2. "William Bentick"
Explanation :
Answer: B) William Bentick Explanation: The western education system was introduced in India by Lord William Bentinck. He is also responsible for a large no of social reforms like the abolition of Sati, infanticide and child marriage.
Q: Which number replaces the '?' in the given series 108, 127, 2413, 2430, 41310, ?, 619875 2638 05b5cc767e4d2b4197774fdf2
5b5cc767e4d2b4197774fdf2- 141975false
- 241325true
- 384375false
- 441365false
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Answer : 2. "41325"
Explanation :
Answer: B) 41325 Explanation: The given series follows a pattern of +19, x19, +17, x17, +15, x15,... Here the number which is to be replaced in ? is 41310+15=41325.
Q: Which of the following is NOT a Union Territory? 2638 05b5cc6a7e4d2b4197774cdfe
5b5cc6a7e4d2b4197774cdfe- 1Daman and Diufalse
- 2Puducherryfalse
- 3Shillongtrue
- 4Lakshadweepfalse
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Answer : 3. "Shillong"
Explanation :
Answer: C) Shillong Explanation: We know that The seven union territories of India are are: Chandigarh. Dadra and Nagar Haveli. Daman and Diu. Lakshadweep. Puducherry. Andaman and Nicobar Islands. National Capital Territory of Delhi. Hence, Shillong is not a Union Territory.
Q: Find the least number with which 16200 should be multiplied, to make it a perfect cube ? 2636 05b5cc6eee4d2b4197774eec3
5b5cc6eee4d2b4197774eec3- 145true
- 248false
- 3360false
- 436false
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Answer : 1. "45"
Explanation :
Answer: A) 45 Explanation: 16200 = 23×34×52 A perfect cube has a property of having the indices of all its prime factors divisible by 3. Required number = 32×5 = 9x5 = 45.
Q: In each question given below four conclusions are followed by statements. You have to take the three given statements to be true (even if they seem to be at variance from the commonly known facts). Read the conclusions and decide which of the following set of statement indicate that conclusion is logically follows. Statements : 1. All chairs are tents. 2. No chairs is jugs. 3. No jugs is glasses. 4. No glasses is pots. Conclusions : I. All pots are tents. II. All glasses are chair. III. Some jugs are tents. 2636 05b5cc6b7e4d2b4197774d61f
5b5cc6b7e4d2b4197774d61f- 1Only conclusion I followsfalse
- 2Both conclusion II & III followsfalse
- 3None followstrue
- 4Only conclusion II followsfalse
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Answer : 3. "None follows"
Explanation :
Answer: C) None follows Explanation:
Q: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it? ___ utt ___ tt ___ ttu ___ 2634 05b5cc6f1e4d2b4197774ef59
5b5cc6f1e4d2b4197774ef59- 1t t u tfalse
- 2t u t tfalse
- 3t u u ttrue
- 4t t t ufalse
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Answer : 3. "t u u t"
Explanation :
Answer: C) t u u t Explanation: t, u, u and t. The sequence is : tut tut tut tut.
Q: 6 B in an O? 2634 05b5cc669e4d2b4197774bf59
5b5cc669e4d2b4197774bf59- 16 books in an orderfalse
- 26 balls in an overtrue
- 36 bats in an oddfalse
- 4None of the abovefalse
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Answer : 2. "6 balls in an over"
Explanation :
Answer: B) 6 balls in an over Explanation: 6 b in an o means 6 balls in an over in cricket.