GRE प्रश्न और उत्तर का अभ्यास करें

नवीनतमलोकप्रियमूल्यांकनपेज देखें 36 of 103कुल सवाल 824 जॉइन Examsbook

प्र: On 24th Nov, 2007 Thursday falls. What day of the week was it on 10th Nov, 2006 ? 2219 0

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    Wednesday
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    Tuesday
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    Friday
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    Thursday
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उत्तर : 1. "Wednesday"
व्याख्या :

Answer: A) Wednesday Explanation: The year 2006 is an ordinary year. So, it has 1 odd day.So, the day on 24th Nov, 2007 will be 1 day beyond the day on 24th Nov, 2006.But, 24th Nov, 2007 is Thursday. 24 - 10 = 14 days. Therefore, 2 weeks ago it is same day. Thus, 10th Nov, 2006 is one day before 10th Nov, 2007 i.e. it is Wednesday.

प्र: In each question given below four conclusions are followed by statements. You have to take the three given statements to be true (even if they seem to be at variance from the commonly known facts). Read the conclusions and decide which of the following set of statement indicate that conclusion is logically follows. Statements :   1. All chairs are tents.  2. No chairs is jugs. 3. No jugs is glasses.  4. No glasses is pots.   Conclusions :   I. All pots are tents. II. All glasses are chair. III. Some jugs are tents. 2214 0

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    Only conclusion I follows
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    Both conclusion II & III follows
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    None follows
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    Only conclusion II follows
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उत्तर : 3. "None follows"
व्याख्या :

Answer: C) None follows Explanation:

प्र: How much does a clock lose per day, if its hands coincide ever 65 minutes ? 2214 0

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    1440/143 min
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    184/13 min
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    1425/18 min
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    541/9 min
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उत्तर : 3. "1425/18 min"
व्याख्या :

Answer: C) 1425/18 min Explanation: 55 min. spaces are covered in 60 min.60 min. spaces are covered in ((60/55) x 60) min = 720/11 min.Loss in 65 min. = (720/11 - 65 ) = 5/11Loss in 24 hrs = (5/11 x 1/65 x 24 x 60)min = 1440/143 min.

प्र: Rs. 69 were divided among 115 family members so that each lady gets 50 paise less than each gentleman, and each gentleman received twice the paise as each lady received. Find the number of  gentlemen in the family? 2211 0

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    23
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    92
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    48
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    52
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उत्तर : 1. "23"
व्याख्या :

Answer: A) 23 Explanation: Total number of female members = 115 Let the number of males = x Number of females = y => x + y = 115  ......(1) According to the given data, x + y(0.50) = 69 ......(2) From (1) & (2), we get 0.5y = 46 => y = 46 x 2 = 92 => x = 115 - 92 = 23   Hence, required number of gentlemen in the family = x = 23.

प्र: Which of the following is a Heterogeneous Mixture? 2206 0

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    Air
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    Table salt
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    Soda
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    Brass
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उत्तर : 3. "Soda"
व्याख्या :

Answer: C) Soda Explanation: Here Soda is a Heterogenous Mixture.   A Heterogeneous Mixture is a mixture having a non-uniform composition i.e, the mixture contains components in different phases. Using various means, the parts in the mixture can be separated from one another.

प्र: An intelligent boy is doing a jigsaw with 275 pieces. Each day that he fits pieces together there are fewer pieces left, and it is reasonable to assume that he fits more pieces each day because the number left to sort out diminishes progressively. Hence he is able to fit an extra piece as each day goes by. On the first day he fits 20 pieces. How many days does it take for him to complete the puzzle ? 2193 0

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    11 days
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    15 days
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    13 days
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    16 days
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उत्तर : 1. "11 days"
व्याख्या :

Answer: A) 11 days Explanation: Let 'n' number of days it take to complete.   we know that sum of n number= n/2[2a+(n-1)d]where a=20,d=1;n/2[2x20+(n-1)1]=275n[n+39]=550n2 + 39n - 550 = 0 n2+ 50n - 11n - 550 = 0(n-11) (n-50) = 0n-11 = 0;n = 11(Days).

प्र: I. a2-7a+12 = 0, II. b2-3b+2 = 0 Solve both the equations to find the values of a and b  ? 2188 0

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    if a > b
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    if a < b
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    if the relationship between a and b cannot be established.
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    if a ≤ b
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उत्तर : 1. "if a > b"
व्याख्या :

Answer: A) if a > b Explanation: I.  (a - 3)(a - 4) = 0   => a = 3, 4   II.   (b - 2)(b - 1) = 0   => b = 1, 2   => a > b

प्र: FRIEND : FPIBNZ :: PATRON : ? 2186 0

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    PTYOPI
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    PYTOPJ
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    PYTOOJ
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    PYTPOJ
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उत्तर : 3. "PYTOOJ"
व्याख्या :

Answer: C) PYTOOJ Explanation: FRIEND : FPIBNZ Follows a pattern that, F - F R- second letter to left of R i.e, P I - I E - Third letter to left of E i.e, B N - N D - Fourth letter to left of D i.e, Z Similarly, for PATRON  P - P A -  second letter to left of A i.e, Y T - T R - Third letter to left of R i.e, O O - O N - Fourth letter to left of N i.e, J PATRON : PYTOOJ   Therefore, FRIEND : FPIBNZ :: PATRON : PYTOOJ

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