CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: Find the next number in te given series ? 5, 25, 61, 113, ... 7159 05b5cc718e4d2b4197774f4d1
5b5cc718e4d2b4197774f4d1- 1142false
- 2181true
- 3156false
- 4179false
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उत्तर : 2. "181"
व्याख्या :
Answer: B) 181 Explanation: Here the series follow the rule that 12+22 = 5 32+42 = 2552+62 = 61 72+82 = 113 SO NEXT IS, 92+102 = 181
प्र: A sweet seller sells 3/5th part of sweets at a profit of 10% and remaining at a loss of 5%. If the total profit is Rs 1500, then what is the total cost price of sweets ? 7154 05b5cc75ee4d2b4197774fc93
5b5cc75ee4d2b4197774fc93- 1Rs.37,500true
- 2Rs.36,400false
- 3Rs.37,415false
- 4Rs.36,500false
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उत्तर : 1. "Rs.37,500"
व्याख्या :
Answer: A) Rs.37,500 Explanation: Assume A be the cost price. Therefore,35×A×10100 - 25×A×5100 = 1500 => A = Rs 37,500.
प्र: How many such pairs of digits are there in the number 421579368 each of which has as many digits between them in the number as when they are arranged in ascending order? 7140 05b5cc7f2e4d2b41977751e93
5b5cc7f2e4d2b41977751e93- 1Nonefalse
- 2Onefalse
- 3Twofalse
- 4Threetrue
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उत्तर : 4. "Three"
व्याख्या :
Answer: D) Three Explanation: Given Number: 4 2 1 5 7 9 3 6 8 Ascending order: 1 2 3 4 5 6 7 8 9 Hence the required pairs are 12, 49, 16
प्र: A boat takes 19 hours for travelling downstream from point A to point B and coming back to a point C which is at midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still water is 14 kmph, what is the distance between A and B ? 7113 15b5cc6e9e4d2b4197774ee41
5b5cc6e9e4d2b4197774ee41- 1180 kmtrue
- 2160 kmfalse
- 3140 kmfalse
- 4120 kmfalse
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उत्तर : 1. "180 km"
व्याख्या :
Answer: A) 180 km Explanation: Speed in downstream = (14 + 4) km/hr = 18 km/hr; Speed in upstream = (14 – 4) km/hr = 10 km/hr. Let the distance between A and B be x km. Then, x/18 + (x/2)/10 = 19 ⇔ x/18 + x/20 = 19 ⇒ x = 180 km.
प्र: A number of cats got together and decided to kill between them 999919 rats. Every cat killed an equal number of rats. Each cat killed more rats than there were cats. How many rats do you think that each cat killed ? 7113 05b5cc731e4d2b4197774f7d8
5b5cc731e4d2b4197774f7d8- 11009true
- 2991false
- 32000false
- 41000false
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उत्तर : 1. "1009"
व्याख्या :
Answer: A) 1009 Explanation: Given total number of rats = 999919 999919 = 1000000 - 81 = 10002 - 92 = (1000+9)(1000-9) = 1009 x 991.Since there were more rats than there were cats, 991 cats killed 1009 rats each.
प्र: एक वेब पेज का उपयोग कर स्थित है 7088 05b5cc639e4d2b4197774baa5
5b5cc639e4d2b4197774baa5- 1यूनिवर्सल रिकॉर्ड लोकेटरfalse
- 2यूनिवर्सल रिसोर्स लोकेटरtrue
- 3यूनिफ़ॉर्म रिकॉर्ड लिंकिंगfalse
- 4यूनिवर्सल रिकॉर्ड लिंकिंगfalse
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उत्तर : 2. "यूनिवर्सल रिसोर्स लोकेटर"
व्याख्या :
Answer: B) यूनिवर्सल रिसोर्स लोकेटर स्पष्टीकरण: एक वेब पेज एक यूआरएल (यूनिवर्सल रिसोर्स लोकेटर) का उपयोग कर स्थित है। यूनिवर्सल रिसोर्स लोकेटर को वेब एड्रेस के रूप में भी जाना जाता है। यह मूल रूप से एक वेब संसाधन को संदर्भित करता है जो कंप्यूटर के नेटवर्क पर इसके स्थान के विनिर्देशन के लिए है। यह एक तंत्र भी है जिसके माध्यम से जानकारी प्राप्त की जा सकती है।
प्र: A boy can swim in still water at 4.5 km/h, but takes twice as long to swim upstream than downstream. The speed of the stream is ? 7076 05b5cc6d4e4d2b4197774e5ca
5b5cc6d4e4d2b4197774e5ca- 11.8 kmphfalse
- 22 kmphfalse
- 32.2 kmphfalse
- 41.5 kmphtrue
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उत्तर : 4. "1.5 kmph"
व्याख्या :
Answer: D) 1.5 kmph Explanation: Speed of Boy is B = 4.5 kmph Let the speed of the stream is S = x kmph Then speed in Down Stream = 4.5 + x speed in Up Stream = 4.5 - x As the distance is same, => 4.5 + x = (4.5 - x)2 => 4.5 + x = 9 -2x 3x = 4.5 x = 1.5 kmph
प्र: Find the next number in the series 5, 8, 16, 19, 57, 60, ..... 7066 05b5cc76fe4d2b4197774ff62
5b5cc76fe4d2b4197774ff62- 1188false
- 2256false
- 3240true
- 4180false
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उत्तर : 3. "240"
व्याख्या :
Answer: C) 240 Explanation: The pattern is x1+3, x 2, x1+3, x 3, x1+3, x 4 The next number=60x4=240

