CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: P is 30% more efficient than Q. How much time will they, working together, take to complete a job which P alone could have done in 23 days? 1495 05b5cc6bde4d2b4197774d910
5b5cc6bde4d2b4197774d910- 116 daysfalse
- 213 daystrue
- 315 daysfalse
- 412 daysfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "13 days"
व्याख्या :
Answer: B) 13 days Explanation: Ratio of times taken by P & Q = 100 : 130 = 10:13 Let Q takes x days to do the work Then, 10:13 :: 23:x => x = 23x13/10 => x = 299/10 P's 1 day's work = 1/23 Q's 1 day's work = 10/299 (P+Q)'s 1 day's work = (1/23 + 10/299) = 23/299 = 1/13 Hence, P & Q together can complete the work in 13 days.
प्र: When 5% is lost in grinding Maize, a country has to import 20 million bags; but when only 2% is lost, it has to import only 15 million bags. Find the quantity of Maize, which grows in the country ? 1494 05b5cc6dae4d2b4197774e88f
5b5cc6dae4d2b4197774e88f- 1188 millionfalse
- 2166 2/3 milliontrue
- 3192 3/4 millionfalse
- 4Nonefalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "166 2/3 million"
व्याख्या :
Answer: B) 166 2/3 million Explanation: 5% - 2% = 3%=> 3% ------ 5 million bags 100% ---- ? => 166 2/3 million bags.
प्र: The boring of India’s first underwater rail tunnel has completed under which river ? 1494 05b5cc6dce4d2b4197774e95b
5b5cc6dce4d2b4197774e95b- 1Hooghly Rivertrue
- 2Kaveri Riverfalse
- 3Godavari Riverfalse
- 4Krishna Riverfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Hooghly River"
व्याख्या :
Answer: A) Hooghly River Explanation: The boring of India’s first underwater rail tunnel under the Hooghly River for establishing metro link between Howrah and Kolkata has completed before its scheduled deadline of July 2017. The tunnel is 16.6 km long, out of which 10.8 km runs under the ground. Of this 10.8 km, 502 metres is under the water and the whole thing connects Howrah to the west and Salt lake to the east. It will have 12 stations and six will be underground. Estimated cost of the entire project is $750 million or about Rs 5,000 crores. The final commissioning of the project is expected by December 2019, following which it will be operational. The project is built by Afcons Transtonnelstroy and implemented by Kolkata Metro Railway Corporation Ltd (KMRCL).
प्र: Lasya invested certain amount for two rates of simple interests at 5% p.a. and 4% p.a. What is the ratio of Lasya's investments if the interests from those investments are equal ? 1494 05b5cc6e2e4d2b4197774ec1b
5b5cc6e2e4d2b4197774ec1b- 14 : 5true
- 25 : 4false
- 37 : 6false
- 46 : 7false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "4 : 5"
व्याख्या :
Answer: A) 4 : 5 Explanation: Let x be the investment of Lasya in 5% and y be in 4% x(5)(n)/100 = y(4)(n)/100 => x/y = 4/5 x : y = 4 : 5
प्र: Who is the newly appointed Chief Election Commissioner (CEC) ? 1493 05b5cc6d2e4d2b4197774e447
5b5cc6d2e4d2b4197774e447- 1Achal Kumar Jyotitrue
- 2C) ? A) Achal Kumar Jyoti B)false
- 3? A) Achal Kumar Jyoti B) V S Sampath C) Om Prakash Rawatfalse
- 4H S Brahmafalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Achal Kumar Jyoti"
व्याख्या :
Answer: A) Achal Kumar Jyoti Explanation: Achal Kumar Jyoti (64), a retired 1975 IAS Officer batch of Gujarat Cadre, is the newly appointed Chief Election Commissioner (CEC), who took over as the head of the Election Commission in New Delhi on today. He succeeded Dr Nasim Zaidi. Jyoti will continue as the Chief Election Commissioner till January 17, 2018. Prior to this appointment, he was Election Commissioner of India. A CEC or an EC can have a tenure of six years or hold office till the age of 65 years, whichever is earlier.
प्र: Which of the following vitamin helps in clotting of blood? 1493 05b5cc68be4d2b4197774c3b6
5b5cc68be4d2b4197774c3b6- 1Vitamin Ktrue
- 2Vitamin Dfalse
- 3Vitamin B1false
- 4Vitamin B2false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Vitamin K"
व्याख्या :
Answer: A) Vitamin K Explanation: Vitamin K helps in clotting of blood. It is used by the body to help blood clot. Warfarin (Coumadin) is used to slow blood clotting. By helping the blood clot, vitamin K might decrease the effectiveness of warfarin (Coumadin).
प्र: What is cash budget ? 1493 05b5cc6e1e4d2b4197774ec15
5b5cc6e1e4d2b4197774ec15- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर :
व्याख्या :
Cash budget is the budget which is prepared under the finance budget. It is an estimation of the expected cash receipts and cash payments during the budget period. By preparing cash budget it becomes possible for the organisation to predict whether at any point of time there will be excess or shortage of cash. Two main points should be remembered before preparing cash budget: Time period of the cash budget and the items to be included in the cash budget.
प्र: Arun’s weight is 140% of Akhil’s weight. Nani’s weight is 90% of Shreyon’s weight. Shreyon’s weight is twice as much as Akhil’s. What percentage of Arun’s weight is Nani’s weight? 1493 05b5cc6b3e4d2b4197774d3f3
5b5cc6b3e4d2b4197774d3f3- 176%false
- 277%false
- 378%true
- 479%false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "78%"
व्याख्या :
Answer: C) 78% Explanation: Let Akhil's weight = p kg => Shreyon's weight = 2p kg Nani's weight = 0.9 x 2p = 1.8p kg => Arun's weight = 1.4p kg Required percentage = 1.4p1.8p x 100 = 77.8% ~= 78%

