CAT Practice Question and Answer
8Q: Praveena took a loan of Rs. 1200 with simple interest for as many years as the rate of interest. If she paid Rs. 432 as interest at the end of the loan period, what was the rate of interest ? 1610 05b5cc6e7e4d2b4197774edab
5b5cc6e7e4d2b4197774edab- 16true
- 27false
- 39false
- 411false
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Answer : 1. "6"
Explanation :
Answer: A) 6 Explanation: Let rate = R% and time = R years. Then, (1200 x R x R) / 100 = 432 => R = 6.
Q: Which country is going to launch the world's first nuclear power plant (Sanmen Nuclear Power Station) that is immune to meltdown ? 1610 05b5cc6cae4d2b4197774e01a
5b5cc6cae4d2b4197774e01a- 1Indiafalse
- 2USAfalse
- 3Chinatrue
- 4Russiafalse
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Answer : 3. "China"
Explanation :
Answer: C) China Explanation:
Q: The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and 15 as remainder. What is the smaller number ? 1609 05b5cc6dbe4d2b4197774e94b
5b5cc6dbe4d2b4197774e94b- 1270true
- 21270false
- 3350false
- 4720false
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Answer : 1. "270"
Explanation :
Answer: A) 270 Explanation: Let the smallest number be x.Then larger number = (x + 1365)x + 1365 = 6x + 15= 5x = 1350 x = 270Smaller number = 270.
Q: A can do a work in 9 days, B can do a work in 7 days, C can do a work in 5 days. A works on the first day, B works on the second day and C on the third day respectively that is they work on alternate days. When will they finish the work ? 1609 05b5cc73de4d2b4197774f94d
5b5cc73de4d2b4197774f94d- 1[7 + (215/345)] daysfalse
- 2[6 + (11/215)] daysfalse
- 3[6 + (261/315)] daystrue
- 4[5 + (112/351)] daysfalse
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Answer : 3. "[6 + (261/315)] days"
Explanation :
Answer: C) [6 + (261/315)] days Explanation: After day 1, A finishes 1/9 of the work. After day 2, B finishes 1/7 more of the total work. (1/9) + (1/7) is finished. After day 3, C finishes 1/5 more of total work. Total finished is 143/315. So, after day 6, total work finished is 286/315. Now remaining work = 29 /315 On day 7, A will work again Work will be completed on day 7 when A is working. He must finish 29/315 of total remaining work. Since he takes 9 days to finish the total task, he will need 261/315 of the day. Total days required is 6 + (261/315) days.
Q: Which country is hosting the 7th edition of 'BRICS Health Ministers' Meeting-2017 ? 1607 05b5cc6d2e4d2b4197774e442
5b5cc6d2e4d2b4197774e442- 1Indiafalse
- 2Russiafalse
- 3Chinatrue
- 4South Africafalse
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Answer : 3. "China"
Explanation :
Answer: C) China Explanation: The 7th BRICS (Brazil, Russia, India, China and South Africa) Health Ministers Meeting has started in Tianjin, China on July 6, 2017 with focus on international cooperation on the development of traditional medicine. From India, Jagat Prakash Nadda, Union Minister of Health and Family Welfare, has highlighted the achievements of India in the health sector and spoke on the theme – ‘Strengthen Health System and Achieve Health-Related SDGs in the meeting. In the 2-day meet, About 300 delegates, including health ministers of BRICS nations , international organizations, etc., are participating.
Q: Which of the following is a false statement? 1607 05b5cc6a6e4d2b4197774cd1d
5b5cc6a6e4d2b4197774cd1d- 1As bond order increases the strength of the bond increasesfalse
- 2Bond order is proportional to the bond lengthtrue
- 3Molecules with negative bond order are highly unstablefalse
- 4Bond order is inversely proportional to the bond lengthfalse
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Answer : 2. "Bond order is proportional to the bond length"
Explanation :
Answer: B) Bond order is proportional to the bond length Explanation: Bond order is proportional to the bond length is a False statement since Bond order is inversely proportional to the bond length.
Q: A can finish a work in 18 days and B can do the same work in half the time taken by A. then, working together, what part of the same work they can finish in a day ? 1606 05b5cc6dde4d2b4197774ea14
5b5cc6dde4d2b4197774ea14- 1Total workfalse
- 2One-fourth workfalse
- 3Half worktrue
- 4Two-third workfalse
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Answer : 3. "Half work"
Explanation :
Answer: C) Half work Explanation: A can do the work = 18 daysB can do the work = 18/2 = 9 days(A + B)'s 1 day work = 1/18 + 1/9 = 1/6=> In 3 days = 3x1/6 = 1/2 work is completed.
Q: Commissioned - Antonym 1606 05b5cc658e4d2b4197774bdb8
5b5cc658e4d2b4197774bdb8- 1Instructfalse
- 2Empowerfalse
- 3Nominatefalse
- 4Dismisstrue
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Answer : 4. "Dismiss"
Explanation :
Answer: D) Dismiss Explanation: Commissioned means Authority granted for a particular action or function. Here, in the given options Dismiss is the only word which is opposite in meaning to commissioned. Hence, Antonym of Commissioned is Dismiss.