CAT Practice Question and Answer
8Q: Rajan's present age is three times his daughter's and nine-thirteenth of his mother's present age. The sum of the present ages of all three of them is 125 years. What is the difference between the present ages of Rajan's daughter and Rajan's mather ? 3024 05b5cc72ce4d2b4197774f773
5b5cc72ce4d2b4197774f773- 132 yearsfalse
- 248 yearsfalse
- 362 yearsfalse
- 450 yearstrue
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Answer : 4. "50 years"
Explanation :
Answer: D) 50 years Explanation: Let Rajan's present age be 'x' years.=> Then his daughter's present age is = x/3 years.His mother's present age = 13x/9 yearsNow, according to the question,x + x/3 + 13x/9 = 125=> x = 125x9/25 = 45Therefore, required difference = 13x/9 - x/3 = 13x - 3x/9 = 10x/9=> 10 x 45/9 = 50 years.
Q: दूरस्थ डेस्कटॉप के बारे में निम्नलिखित में से कौन सा सत्य नहीं है? 3024 15b5cc636e4d2b4197774ba43
5b5cc636e4d2b4197774ba43- 1Windows फ़ायरवॉल दूरस्थ डेस्कटॉप कनेक्शन को ब्लॉक कर सकता हैfalse
- 2आप mstsc कमांड का उपयोग करके दूरस्थ डेस्कटॉप क्लाइंट शुरू कर सकते हैंfalse
- 3डिफ़ॉल्ट रूप से सभी उपयोगकर्ता दूरस्थ डेस्कटॉप तक पहुंच सकते हैंtrue
- 4क्लाइंट विंडोज 7 के किसी भी संस्करण को चला सकता हैfalse
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Answer : 3. "डिफ़ॉल्ट रूप से सभी उपयोगकर्ता दूरस्थ डेस्कटॉप तक पहुंच सकते हैं"
Explanation :
Answer: C) डिफ़ॉल्ट रूप से सभी उपयोगकर्ता दूरस्थ डेस्कटॉप तक पहुँच सकते हैं स्पष्टीकरण:
Q: A trader mixes 36 kg of rice at Rs. 20 per kg with 14 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is: 3024 05b5cc76ae4d2b4197774fe4a
5b5cc76ae4d2b4197774fe4a- 125%false
- 221.14%false
- 322.54%true
- 427.32%false
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Answer : 3. "22.54%"
Explanation :
Answer: C) 22.54% Explanation: C.P. of 50 kg rice = Rs. (36 x 20 + 14 x 36) = Rs. (720 + 504) = Rs.1224. S.P. of 56 kg rice = Rs. (50 x 30) = Rs.1500. Profit = 1500 - 1224 = Rs.276 Profit % = ProfitC.P×100 = 2761224×100 = 22.54%.
Q: प्रिंटर का रिजॉल्यूशन में मापा जाता है 3023 05b5cc626e4d2b4197774b869
5b5cc626e4d2b4197774b869- 1DPItrue
- 2Megabitsfalse
- 3Hertzfalse
- 4Inchesfalse
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Answer : 1. "DPI"
Explanation :
Answer: A) DPI व्याख्या: डॉट्स प्रति इंच (डीपीआई, या डीपीआई) स्थानिक मुद्रण या वीडियो या छवि स्कैनर डॉट घनत्व का एक माप है, विशेष रूप से व्यक्तिगत बिंदुओं की संख्या जिन्हें 1 इंच (2.54 सेमी) की अवधि के भीतर एक पंक्ति में रखा जा सकता है।
Q: What is the Name of first cricketer of India to have a cricket stadium in the name of him ? 3021 05b5cc6c2e4d2b4197774dbfa
5b5cc6c2e4d2b4197774dbfa- 1Sachin Tendulkarfalse
- 2Sunil Gavaskartrue
- 3Saurav Gangulyfalse
- 4Virender Sehwagfalse
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Answer : 2. "Sunil Gavaskar"
Explanation :
Answer: B) Sunil Gavaskar Explanation: The legendary Indian cricketer Sunil Gavaskar has achieved a number of milestones in his cricket career and till this day, can now add another feather to his illustrious cap as a stadium in the United States of America will be named after him and he remains an inspiration for aspiring batsmen across India. The stadium, which is being built in Louisville, Kentucky, will be named as Sunil Gavaskar Field. It is a first for any Indian cricketer.
Q: Rajesh rows in still water with a speed of 4.5 kmph to go to a certain place and comes back. Find his average speed for the whole journey, if the river is flowing with a speed of 1.5 kmph? 3020 05b5cc67ee4d2b4197774c245
5b5cc67ee4d2b4197774c245- 12 kmphfalse
- 24 kmphtrue
- 36 kmphfalse
- 48 kmphfalse
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Answer : 2. "4 kmph"
Explanation :
Answer: B) 4 kmph Explanation: Let the distance in one direction = k kms Speed in still water = 4.5 kmph Speed of river = 1.5 Hence, speed in upstream = 4.5 - 1.5 = 3 kmph Speed in downstream = 4.5 + 1.5 = 6 kmph Time taken by Rajesh to row upwards = k/3 hrs Time taken by Rajesh to row downwards = k/6 hrs Now, required Average speed =Total distanceTotal speed = 2kk3 + k6 = 2k x 186k + 3k = 4 kmph Therefore, the average speed of the whole journey = 4kmph.
Q: Two motor bikes cover the same distance at the speed of 60 and 64 kmps respectively. Find the distance traveled by them if the slower bike takes 1 hour more than the faster bike ? 3020 05b5cc6dce4d2b4197774e992
5b5cc6dce4d2b4197774e992- 11102 kmfalse
- 21060 kmfalse
- 3960 kmtrue
- 41250 kmfalse
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Answer : 3. "960 km"
Explanation :
Answer: C) 960 km Explanation: 60(x + 1) = 64x X = 15 60 x 16 = 960 km
Q: Find the missing number in the series 1, 6, ?, 15, 45, 66, 91 3020 15b5cc6afe4d2b4197774d230
5b5cc6afe4d2b4197774d230- 124false
- 228true
- 332false
- 426false
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Answer : 2. "28"
Explanation :
Answer: B) 28 Explanation: Here the given series 1, 6, ?, 15, 45, 66, 91 follows a Pattern in the series is, +5, +9, +13,...,.. +21, +25 So +4 is getting increased at every term addition. Missing Number in the series will be 15+(9+4) = 15 + 13 = 28.