CAT Practice Question and Answer
8Q: Two stations A and B are 200 km apart on a straight track. One train starts from A at 7 a.m. and travels towards B at 20 kmph. Another train starts from B at 8 a.m. and travels towards A at a speed of 25 kmph. At what time will they meet? 2170 05b5cc764e4d2b4197774fdad
5b5cc764e4d2b4197774fdad- 112 a.m.false
- 21 p.m.false
- 311 a.m.false
- 412 p.m.true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "12 p.m."
Explanation :
Answer: D) 12 p.m. Explanation: Assume both trains meet after 'p' hours after 7 a.m.Distance covered by train starting from A in 'p' hours = 20p kmDistance covered by train starting from B in (p-1) hours = 25(p-1)Total distance = 200=> 20x + 25(x-1) = 200=> 45x = 225=> p= 5Means, they meet after 5 hours after 7 am, ie, they meet at 12 p.m.
Q: Most modern Banking Systems are based on 2169 05b5cc6abe4d2b4197774d00c
5b5cc6abe4d2b4197774d00c- 1commodity moneyfalse
- 2100 percent reservesfalse
- 3fractional reservestrue
- 4money of intrinsic valuefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "fractional reserves"
Explanation :
Answer: C) fractional reserves Explanation: Most modern banking systems are based on Fractional reserves. Fractional-reserve banking is the practice whereby a bank accepts deposits, makes loans or investments, but is required to hold reserves equal to only a fraction of its deposit liabilities. Reserves are held as currency in the bank, or as balances in the bank's accounts at the central bank. 1. In a fractional reserve banking system banks can create money through the lending process. 2. A fractional reserve banking system is susceptible to bank panics. 3. Bank panics are a risk of fractional reserve banking, but are unlikely when banks are highly regulated and lend prudently.
Q: The average of the ages of Sushanth, Krish and Rishi is 43 years and the average of the ages of Sushanth, Rishi and Rohit is 49 years. If Rohit is 54 years old, what is Krish's age ? 2169 05b5cc73de4d2b4197774f948
5b5cc73de4d2b4197774f948- 134 yearsfalse
- 226 yearsfalse
- 324 yearsfalse
- 436 yearstrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "36 years"
Explanation :
Answer: D) 36 years Explanation: Let present ages of Sushanth = w, Krish = x, Rishi = y and Rohit = z , thenw + x + y = 43 x 3 = 129 ---(i) andw + y + z = 49 x 3 = 147 ---(ii)Subtracting (i) from (ii), (w+y+z) - (w+x+y) = 147 - 129 , z - x = 18 ---(iii)Given Rohit's age=z=54, so from (iii), x = 54 - 18 = 36.Therefore, Krish age is 36 years.
Q: By investing Rs. 1620 in 8% stock, Michael earns Rs. 135. The stock is then quoted at ? 2168 05b5cc723e4d2b4197774f686
5b5cc723e4d2b4197774f686- 1Rs. 145false
- 2Rs. 245.1false
- 3Rs. 96true
- 4Rs. 75false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Rs. 96"
Explanation :
Answer: C) Rs. 96 Explanation: Michel earns Rs. 135 by investing Rs. 1620To earn Rs. 8 how much he have to invest...? = (8 x 1620)/135 = Rs. 96
Q: What will be added to the unit digits of the number 86236 so that number will be divisible by 9 ? 2168 05b5cc6cae4d2b4197774dfcf
5b5cc6cae4d2b4197774dfcf- 11false
- 22true
- 33false
- 40false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "2"
Explanation :
Answer: B) 2 Explanation: A number is divisible by 9 only if the sum of the digits of the number is divisible by 9. Here 86236 = 8 + 6 + 2 + 3 + 6 = 25 We must add 2 to 25 to become 27 which is divisible by 9.
Q: On BBC World News channel last night they showed an informative program about new innovations in medical imaging, which you would have found interesting. 2168 05b5cc6a3e4d2b4197774cc1a
5b5cc6a3e4d2b4197774cc1a- 1there was an informative program about innovations in medical imaging, a program you would have found interesting.true
- 2they showed an informative program about innovations in medical imaging, which you would have found interesting.false
- 3there was an informative program about new innovations in medical imaging, that you would have found interesting.false
- 4they showed an informative program about new innovations in medical imaging, which you would have found interesting.false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "there was an informative program about innovations in medical imaging, a program you would have found interesting."
Explanation :
Answer: A) there was an informative program about innovations in medical imaging, a program you would have found interesting. Explanation: They is incorrect when talking of the television channel. New is redundant. And which must have a clear antecedent. Hence, Only Option A satisfies and clears all the flaws in the given sentence.
Q: Which of the Following is an Amorphous solid? 2167 05b5cc6a6e4d2b4197774cd60
5b5cc6a6e4d2b4197774cd60- 1Quartz Glass(Sio2)true
- 2Chrome Alumfalse
- 3Silicon Carbide(SiC)false
- 4Graphitefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Quartz Glass(Sio2)"
Explanation :
Answer: A) Quartz Glass(Sio2) Explanation: An amorphous or non-crystalline solid is a solid that lacks the long-range order that is characteristic of a crystal. In Brief, An amorphous solid is any noncrystalline solid in which the atoms and molecules are not organized in a definite lattice pattern. Such solids include glass, plastic, and gel. Quartz glass (SiO2) is an amorphous solid due to its short range order of constituent particles. Note Quartz is a crystalline solid while quartz glass is an amorphous solid.
Q: What can be swallowed but can swallow you? 2167 05b5cc62ce4d2b4197774b93d
5b5cc62ce4d2b4197774b93d- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer :
Explanation :
Your Pride. Yes, you can swallow your pride or it can swallow you.

