CAT Practice Question and Answer
8Q: The compound interest on a certain sum for 2 years at 10% per annum is Rs. 1155. The simple interest on the same sum for double the time at half the rate percent per annum is ? 1619 15b5cc767e4d2b4197774fdfc
5b5cc767e4d2b4197774fdfc- 1Rs. 1100true
- 2Rs. 5500false
- 3Rs. 1400false
- 4Rs. 4120false
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Answer : 1. "Rs. 1100"
Explanation :
Answer: A) Rs. 1100 Explanation: Let the sum be Rs.x. Then, x1+101002-x=1155 ⇒x11102-1=1155 => x =5500 sum = Rs. 5500. So, S.I = Rs. 5500×5×4100 = 1100
Q: Assuming the given statements to be true, find which of the two conclusions A and B given below is/are definitely true. Statements: C < T < L= P > Q, N > C > Y Conclusions: A. P > Y B. Y < P 1619 05b5cc6cbe4d2b4197774e0c2
5b5cc6cbe4d2b4197774e0c2- 1only conclusion B is true.true
- 2only conclusion A is true.false
- 3neither conclusion I nor II is true.false
- 4either conclusion I or II is true.false
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Answer : 1. "only conclusion B is true."
Explanation :
Answer: A) only conclusion B is true. Explanation: From given statements, we can conclude that N > C < T < L= P > Q .....(1) Here given that C > Y but in eq(1) we got that C < T < T <= P => Y is definitely less than P. So only conclusion B is True.
Q: Logical Challenge 1618 05b5cc6d3e4d2b4197774e494
5b5cc6d3e4d2b4197774e494- 124false
- 211false
- 314true
- 418false
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Answer : 3. "14"
Explanation :
Answer: C) 14 Explanation: 1 Grand mother 1 Mother 4 Wives 4x2 = 8 Daughters Total = 1 + 1 + 4 + 8 = 14 Female members.
Q: 12 men complete a work in 9 days. After they have worked for 6 days, 4 more men join them. How many days will they take to complete the remaining work ? 1618 05b5cc6d7e4d2b4197774e700
5b5cc6d7e4d2b4197774e700- 12 daysfalse
- 22.5 daysfalse
- 32.25 daystrue
- 43 daysfalse
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Answer : 3. "2.25 days"
Explanation :
Answer: C) 2.25 days Explanation: 1 man's 1 day work = 1/108 12 men's 6 day's work = 1/9 x 6 = 2/3 Remaining work = 1 - 2/3 = 1/3 16 men's 1 day work = 1/108 x 16 = 4/274/27 work is done by them in 1 day. 1/3 work is done by them in 27/4 x 1/3 = 9/4 days.
Q: Is air homogeneous or heterogeneous? 1618 05b5cc642e4d2b4197774bb52
5b5cc642e4d2b4197774bb52- 1homogeneoustrue
- 2heterogeneousfalse
- 3Both A & Bfalse
- 4None of the abovefalse
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Answer : 1. "homogeneous"
Explanation :
Answer: A) homogeneous Explanation: A Mixture is a material made up of two or more different substances which are mixed. Mixtures can be either homogeneous or heterogeneous. * A homogeneous mixture is a type of mixture in which the composition is uniform and every part of the solution has the same properties. * A heterogeneous mixture is a type of mixture in which the components can be seen, as there are two or more phases present. Air is a homogeneous mixture of the gaseous substances nitrogen, oxygen, and smaller amounts of other substances.
Q: Who has been appointed as Managing Director of Export-Import Bank of India (Exim Bank) ? 1618 05b5cc6cbe4d2b4197774e0d6
5b5cc6cbe4d2b4197774e0d6- 1Arun Tiwarifalse
- 2Sunil Mehtafalse
- 3Ashwani Kumarfalse
- 4David Rasquinhatrue
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Answer : 4. "David Rasquinha"
Explanation :
Answer: D) David Rasquinha Explanation:
Q: Which is the oldest tennis tournament in the world and also prestigious? 1618 05b5cc678e4d2b4197774c1ad
5b5cc678e4d2b4197774c1ad- 1Wimbledontrue
- 2US Openfalse
- 3French Openfalse
- 4Australian Openfalse
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Answer : 1. "Wimbledon"
Explanation :
Answer: A) Wimbledon Explanation: Wimbledon Tournament in the city London, is the prestigious and the oldest tournament in the world.
Q: Two trains cross each other in _____ time ? 1618 05b5cc6d1e4d2b4197774e3a6
5b5cc6d1e4d2b4197774e3a6- 1145 secfalse
- 2124 secfalse
- 3158 secfalse
- 4162 sectrue
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Answer : 4. "162 sec"
Explanation :
Answer: D) 162 sec Explanation: Given two trains of length = 180 mts + 180 mts The distance is = Length of trains = 360 mts Speed = 58 - 50 = 8 kmph x 5/18 m/s Then, Time = dis/speed = (360x18) / (8x5) = 162 sec.

