CAT प्रश्न और उत्तर का अभ्यास करें

प्र: Which organisation among the following gave a slogan "Hyderabad for Hyderabadies" ? 3608 0

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    Ittehadul Musleemeen
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  • 2
    Jameeyat Riya Mame Nizam
    सही
    गलत
  • 3
    Deccan-e-Shabbir
    सही
    गलत
  • 4
    Jamia Islamia
    सही
    गलत
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उत्तर : 2. "Jameeyat Riya Mame Nizam"
व्याख्या :

Answer: B) Jameeyat Riya Mame Nizam Explanation:

प्र: Time taken by P alone to finish a work is 50% more than the time taken by P and Q together. Q is thrice as efficient as R. If Q and R together can complete the work in 22.5 days, then how many days will P alone take to complete the work ? 3589 0

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    17 days
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  • 2
    11 days
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  • 3
    15 days
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  • 4
    16 days
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उत्तर : 3. "15 days"
व्याख्या :

Answer: C) 15 days Explanation: We know that Time is inversely proportional to Efficiency Here given time ratio of P & P+Q as P/P+Q = 150/100 = 3:2 Efficiency ratio of P & Q as P:Q = 2:1 ....(1) Given Efficiency ratio of Q & R as Q:R = 3:1 ....(2) From (1) & (2), we get P:Q:R = 6:3:1 P alone can finish the work in 22.5(3+1)/6 = 15 days.

प्र: The average number of visitors of a library in the first 4 days of a week was 58. The average for the 2nd, 3rd, 4th and 5th days was 60.If the number of visitors on the 1st and 5th days were in the ratio 8 : 9. Then what is the number of visitors on the 5th day of the library ? 3579 0

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    54
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  • 2
    64
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  • 3
    68
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  • 4
    72
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उत्तर : 4. "72"
व्याख्या :

Answer: D) 72 Explanation: If number of visitors on 1st, 2nd, 3rd, 4th & 5th day are k, l, m, n & o respectively, thenk + l + m + n = 58 x 4 = 232 ---- (i) & l + m + n + o = 60 x 4 = 240 ---- (ii)Subtracting (i) from (ii), we get o-k = 8 ---(iii)Given, k/o = 8/9 ----(iv)So from (iii) & (iv), we geta = 64, e = 72Therefore, number of visitors on 5th day is 72.

प्र: National Highway No: _____  is called as Shershah Suri Marg ? 3576 0

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    NH-1
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  • 2
    NH-3
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  • 3
    NH-7
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    NH-5
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उत्तर : 1. "NH-1"
व्याख्या :

Answer: A) NH-1 Explanation: N.H. 1 is also called The Sher Shah Suri Marg between Delhi and Amritsar.

प्र: An accurate clock shows 7 o'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 3 o'clock in the afternoon? 3562 0

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    144º
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    168º
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  • 3
    180º
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  • 4
    150º
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उत्तर : 3. "180º"
व्याख्या :

Answer: C) 180º Explanation: Angle traced by the hour hand in 6 hours =360o12×6 = 180o.

प्र: Study of the sun is called 3560 0

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    Coronagraphy
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  • 2
    Seismography
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  • 3
    Helioseismology
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  • 4
    Heliography
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उत्तर : 3. "Helioseismology"
व्याख्या :

Answer: C) Helioseismology Explanation: Helioseismology is the study of the solar interior using observations of waves on the Sun's surface. It has done much to improve our understanding of the interior of the Sun, testing the physical inputs used to model stellar interiors and providing a detailed map of the Sun's structure and internal rotation.

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उत्तर :
व्याख्या :

1. Answer : 2 Explanation : Productivity = Total production/area of Agr.land  Productivity of UP = [ (35000+30000+25000) / (30/100) ] = 300000   Productivity of MP = [ (30000+37500+27500) / (25/100) ] = 380000   Productivity of Bihar = [ (22500+27500+25000) / (20/100) ] = 375000  Productivity of Odisha = [ (22500+15000+10000) / (5/100) ]= 950000   Productivity of Haryana = [ (30000+25000+35000) / (8/100) ] = 1125000   Productivity of Punjab = [ (40000+35000+30000) / (12/100) ] = 875000  The Productivity of Haryana is the maximum.       2. Answer : 5   Explanation : Production of Punjab is maximum = 105000 tonnes      3. Answer : 3  Explanation : Production of Wheat in Punjab = 40000 tones Production of Maize in Odisha = 10000 tones Required % = (40000 - 10000)/100 = 300%      4. Answer : 4  Explanation : The ratio of prodution of Rice in Bihar to the production of Wheat in Haryana = 25000 tonnes : 25000 tonnes = 1 : 1       5. Answer : 1   Explanation : Income of MP from export of 40% of Rice at the rate of Rs.30 per kg = Rs.39crore Income of UP from export of 30% of Rice at the rate of Rs.32 per kg = Rs.28.8 crore  Required ratio = 39 : 28.8 = 390 : 288 = 65 : 48

प्र: Find the next number in the sequence? 28, 16, 28, 76, 274 3550 0

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    1233
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  • 2
    1243
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  • 3
    1256
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  • 4
    1276
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उत्तर : 2. "1243"
व्याख्या :

Answer: B) 1243 Explanation: Given number sequence is 28, 16, 28, 76, 274 Here the sequence follows a pattern that 28 28 x 0.5 + 2 = 14 + 2 = 16 16 x 1.5 + 4 = 24 + 4 = 28 28 x 2.5 + 6 = 70 + 6 = 76 76 x 3.5 + 8 = 266 + 8 = 274 274 x 4.5 + 10 = 1233 + 10 = 1243   Hence, the next number in the given number sequence is 1243.

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