CAT Practice Question and Answer
8Q: The first NBA Basketball School has been opened in which city ? 2129 05b5cc6fbe4d2b4197774f09a
5b5cc6fbe4d2b4197774f09a- 1Delhifalse
- 2Bengalurufalse
- 3Mumbaitrue
- 4Hyderabadfalse
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Answer : 3. "Mumbai"
Explanation :
Answer: C) Mumbai Explanation: The National Basketball Association (NBA) announced the launch of NBA Basketball School, a network of tuition-based basketball development programs around the world open to international male and female players ages 6-18 in Mumbai.
Q: A letter lock consists of three rings each marked with six different letters. The number of distinct unsuccessful attempts to open the lock is at the most ? 2128 05b5cc6e1e4d2b4197774ebde
5b5cc6e1e4d2b4197774ebde- 1215true
- 2268false
- 3254false
- 4216false
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Answer : 1. "215"
Explanation :
Answer: A) 215 Explanation: Since each ring consists of six different letters, the total number of attempts possible with the three rings is = 6 x 6 x 6 = 216. Of these attempts, one of them is a successful attempt. Maximum number of unsuccessful attempts = 216 - 1 = 215.
Q: Excluding stoppages, the average speed of a bus is 60 km/hr and including stoppages, the average speed of the bus is 40 km/hr. For how many minutes does the bus stop per hour ? 2128 05b5cc6e2e4d2b4197774ec57
5b5cc6e2e4d2b4197774ec57- 12 hrsfalse
- 220 mintrue
- 340 minfalse
- 430 minfalse
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Answer : 2. "20 min"
Explanation :
Answer: B) 20 min Explanation: In 1hr, the bus covers 60 km without stoppages and 40 km with stoppages. Stoppage time = time take to travel (60 - 40) km i.e 20 km at 60 km/hr. stoppage time = 20/60 hrs = 20 min.
Q: A tin a mixture of two liquids A and B in the proportion 4 : 1. If 45 litres of the mixture is replaced by 45 litres of liquid B, then the ratio of the two liquids becomes 2 : 5. How much of the liquid B was there in the tin? What quantity does the tin hold? 2125 05b5cc6a7e4d2b4197774cdef
5b5cc6a7e4d2b4197774cdef- 158 lfalse
- 265 lfalse
- 350 ltrue
- 462 lfalse
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Answer : 3. "50 l"
Explanation :
Answer: C) 50 l Explanation: Let the tin contain 5x litres of liquids 5x - 45 x 455x - 45 x 15 + 45 = 25 => 5(4x - 36) = 2(x + 36) => 20x - 180 = 2x + 72 => x = 14 litres Hence, the initial quantity of mixture = 70l Quantity of liquid B = 70 - 45 x 15 + 45 = 50 litres.
Q: Who of the following threw a bomb in the Central Legislative Assembly along with Bhagat Singh ? 2125 05b5cc6f1e4d2b4197774ef39
5b5cc6f1e4d2b4197774ef39- 1B.K. Dutttrue
- 2Sukhdevfalse
- 3Jatin Dasfalse
- 4Rajgurufalse
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Answer : 1. "B.K. Dutt"
Explanation :
Answer: A) B.K. Dutt Explanation: Bhagat Singh and B.K. Dutt threw bombs in the Legislative Assembly as a protest against "Passage of public Safety bill".
Q: What is the Iupac name for the compound shown below. 2125 05b5cc662e4d2b4197774be6b
5b5cc662e4d2b4197774be6b- 11-Bromo-3-chlorocyclohexenefalse
- 22-Bromo-6-chlorocyclohex-1-enefalse
- 36-Bromo-2-chlorocyclohexenefalse
- 43-Bromo-1-chlorocyclohex-1-enetrue
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Answer : 4. "3-Bromo-1-chlorocyclohex-1-ene"
Explanation :
Answer: D) 3-Bromo-1-chlorocyclohex-1-ene Explanation: In chemical nomenclature, the IUPAC nomenclature of organic chemistry is a systematic method of naming organic chemical compounds as recommended by the International Union of Pure and Applied Chemistry (IUPAC).
Q: Solve the Puzzle? 2123 05b5cc68be4d2b4197774c38f
5b5cc68be4d2b4197774c38f- Show AnswerHide Answer
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Answer :
Explanation :
From the assumption and trial and error method, last three digits sum must leave the same digit as the answer. It is possible only if the answer must be units digit number leaving tens digit as carry. And the possible 3rd digit is 5. Since 5 + 5 + 5 = 15 Now, 2nd step is 1 + x + x + x = 5 => 3x = 4 It is possible with x = 8. 8 + 8 + 8 + 1 = 25 leaving 2 as carry. Now, 3rd step is 2 + x + x + x = 5 => x = 1 Hence, the three dgits are 1, 8, 5. 185 + 185 + 185 = 555.
Q: Kalyan purchased a Maruti van for Rs. 1,96,000 and the rate of depreciation is 14(2/7) % per annum. Find the value of the van after two years ? 2123 05b5cc701e4d2b4197774f170
5b5cc701e4d2b4197774f170- 1Rs. 1,24,000false
- 2Rs. 1,44,000true
- 3Rs. 1,32,000false
- 4Rs. 1,62,000false
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Answer : 2. "Rs. 1,44,000"
Explanation :
Answer: B) Rs. 1,44,000 Explanation: Value of Maruti Van, V1 = Rs. 1,96,000Rate of depreciation, r = 14(2/7)% = 100/7%; Time, t = 2 yearsLet V2 is the value after depreciation. V2 = V11 - r100tV2 = 196001 - 10071002 V2 = 196000(6/7)(6/7) V2 = (196000x36)/49 = Rs. 1,44,000.

