CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: Amit can do a piece of work in 45 days, but Bharath can do the same work in 5 days less, than Amit, when working alone. Amit and Bharath both started the work together but Bharath left after some days and Amit finished the remaining work in 56 days with half of his efficiency but he did the work with Bharath with his complete efficiency. For how many days they had worked together? 4518 05b5cc7d0e4d2b419777511db
5b5cc7d0e4d2b419777511db- 16false
- 28true
- 39false
- 412false
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उत्तर : 2. "8"
व्याख्या :
Answer: B) 8 Explanation: AmitBharatNo.of Days4540Efficiency2.22Percent(=145)2.5 Percent(=140) Amit did the work in 56 days = 56×145×2=2845 Therefore, Rest work 17/45 was done by Amit and Bharath = 174517360 = 8 days ( since Amit and Bharath do the work in one day = 145+140=17360)
प्र: Which of the following is not a selling expense? 4517 05b5cc67ee4d2b4197774c265
5b5cc67ee4d2b4197774c265- 1Freight-outfalse
- 2Advertising expensefalse
- 3Store suppliesfalse
- 4Office salaries expensetrue
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उत्तर : 4. "Office salaries expense"
व्याख्या :
Answer: D) Office salaries expense Explanation: Office salaries expense would not come under a selling expense.
प्र: In India, planned economy is based on 4508 05b5cc6b5e4d2b4197774d568
5b5cc6b5e4d2b4197774d568- 1Mixed Economy Systemfalse
- 2Capitalist Systemfalse
- 3Gandhian Systemfalse
- 4Socialist Systemtrue
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उत्तर : 4. "Socialist System"
व्याख्या :
Answer: D) Socialist System Explanation:
प्र: The marked price of an article is increased by 25% and the selling price is increased by 16.66%, then the amount of profit doubles. If the original marked price be Rs. 400 which is greater than the corresponding cost price by 33.33%, what is the increased selling price? 4482 05b5cc69ae4d2b4197774c755
5b5cc69ae4d2b4197774c755- 1Rs. 380false
- 2Rs. 420true
- 3Rs. 460false
- 4Rs. 440false
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उत्तर : 2. "Rs. 420"
व्याख्या :
Answer: B) Rs. 420 Explanation: As given in the question, Marked price is 25% more than the Cost price. => C.P of the article = 34 x 400 = 300 Now, Let the original S.P of the article be Rs. P Now the new S.P = P + 16.666 +13.333300 x P => S.P = 7P6 According to the question, 7P6 - 300 = 2P - 300 => 5P = 1800 => P = Rs. 360 Hence, the increased S.P = 360 x 7/6 = Rs. 420.
प्र: Who became the first Asian women to sail around the world ? 4465 05b5cc720e4d2b4197774f631
5b5cc720e4d2b4197774f631- 1Golda Meirfalse
- 2Ujwala Patiltrue
- 3Cleopatrafalse
- 4Sirimavo Bandaranaikefalse
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उत्तर : 2. "Ujwala Patil"
व्याख्या :
Answer: B) Ujwala Patil Explanation:
प्र: In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The speed of the boat in still water (in km/hr) is: 4454 05b5cc6bde4d2b4197774d8fc
5b5cc6bde4d2b4197774d8fc- 19true
- 28false
- 37false
- 47.5false
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उत्तर : 1. "9"
व्याख्या :
Answer: A) 9 Explanation: Speed in still water = Average of Speed in Upstream and speed in Downstream = 1/2 (12 + 6) kmph = 9 kmph.
प्र: "Kargil Vijay Diwas" was observed on _____. 4429 05b5cc6cae4d2b4197774e054
5b5cc6cae4d2b4197774e054- 126 Julytrue
- 227 Julyfalse
- 325 Julyfalse
- 429 Julyfalse
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उत्तर : 1. "26 July"
व्याख्या :
Answer: A) 26 July Explanation:
प्र: Essential Part for the given word from the following options. Respiration 4420 05b5cc6fee4d2b4197774f10c
5b5cc6fee4d2b4197774f10c- 1Oxygentrue
- 2Carbon monoxidefalse
- 3Mouthfalse
- 4Circulationfalse
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उत्तर : 1. "Oxygen"
व्याख्या :
Answer: A) Oxygen Explanation: A person or animal must take in oxygen for respiration to occur. A mouth (choice a) is not essential because breathing can occur through the nose. Choices b and d are clearly not essential and can be ruled out.