प्रश्न और उत्तर का अभ्यास करें

नवीनतमलोकप्रियमूल्यांकनपेज देखें 153 of 6017कुल सवाल 48131 जॉइन Examsbook

प्र:

किसका ज्ञान हमे स्वयं को समझने में अत्यधिक मदद करता है ?

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    रंगों
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    शिक्षा
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    सामाजिक प्रत्यक्षीकरण
    सही
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    उपर्युक्त सभी
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उत्तर : 2. "शिक्षा"

प्र:

Direction: In the question a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expressed the same sentence in Passive/Active Voice and mark your answer in the Answer Sheet.

The teacher has given me a very tough assignment. 

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    A very tough assignment has been given to me by the teacher.
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    The teacher gives myself a very tough assignment.
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    A very tough assignment is being given to me by the teacher.
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    Giving of a tough assignment to me has been done by the teacher.
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उत्तर : 1. "A very tough assignment has been given to me by the teacher. "

प्र:

किस केंद्रीय मंत्री के साथ, राजस्थान के मुख्यमंत्री अशोक गहलोत जयपुर के जवाहर कला केंद्र में इस "हुनर हाट" का उद्घाटन करेंगे?

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    राजनाथ सिंह
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    पीयूष गोयल
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    निर्मला सीतारमण
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    मुख्तार अब्बास नकवी
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उत्तर : 4. "मुख्तार अब्बास नकवी"

प्र: Biped : Quadruped :: Ostrich : ? 5595 0

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    Cat
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    Rabbit
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    Tortoise
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    Rat
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उत्तर : 1. "Cat"
व्याख्या :

Answer: A) Cat Explanation: A biped is an animal that uses two legs for walking and the quadrupeds are animals that use four legs for walking. From the Given options, Cat only have 4 legs. So Biped : Quadruped :: Ostrich : Cat.

प्र: A person takes 20 minutes more to cover a certain distance by decreasing his speed by 20%. What is the time taken to cover the distance at his original speed ? 5593 0

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    1hr
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    1 hr 20 min
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    1 hr 10 min
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    50 min
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उत्तर : 2. "1 hr 20 min"
व्याख्या :

Answer: B) 1 hr 20 min Explanation: Let the distance and original speed be 'd' km and 'k' kmph respectively. d/0.8k - d/k = 20/60 => 5d/4k - d/k = 1/3 => (5d - 4d)/4k = 1/3 => d = 4/3 k Time taken to cover the distance at original speed = d/k = 4/3 hours = 1 hour 20 minutes.

प्र: A girl facing north rotates 100(degree) clockwise then 190(degree) anticlockwise. what is new direction of the girl ? 5591 0

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    North-East
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    West
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    South-East
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    South
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उत्तर : 2. "West"
व्याख्या :

Answer: B) West Explanation: First girl facing NorthThen she rotates 100 deg clock wise => 10 deg ESThen again she rotates 190 deg anti clock wise => for 100 deg it is North and more 90 deg means West.Therefore, the new direction of the girl is West.

प्र: Hari Ram’s present age is three times his son’s present age and two fifth of his father’s present age. The average of the present age of all of them is 46 years. What is the difference between Hari Ram’s son’s present age and Hari Ram’s father’s present age? 5591 0

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    44 yrs
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    56 yrs
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    67 yrs
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    78 yrs
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उत्तर : 4. "78 yrs"
व्याख्या :

Answer: D) 78 yrs Explanation: Let Hari Ram's present age = x Then, his son's age = x/3 Father's age = 5x/2 x + x3 + 52x3 = 46=> x = 36 yrs Now the required difference = 52x36 - 363 = 78 yrs

प्र: Study the following graph carefully and answer the questions that follow: Water level of four major Rivers (in meters) in four different Months 1. what was the respective ratio between the level of River - C in September and the water level of River - B in June? 1. 91 : 101           2. 94 : 101           3. 51 : 103           4. None of these 2. If the danger level of all the four rivers is above 215 m, which river has not crossed the danger level in August but has crossed the danger level in July ? 1. River - A          2. River - B          3. River - C          4. River - D 3. What is the average water level of River - A in all the four months together ? 1. 224.50 m        2. 212.25 m        3. 210.75 m        4. 222.25 m 4. In which river and in which month respectively the water level is highest ? 1. River - C in August     2. River - D in September     3. River - B in July     4. River - D in August 5. If the water level of River - A in July is decreased by 20 percent, then what will be the water level of River - A in July ? 1. 156 m              2. 162 m              3. 164 m            4. 152 m 5589 0

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उत्तर :
व्याख्या :

1. Answer : 4  Explanation : The water level of River-C in September = 184 and water level of River-B in June = 202 Required ratio = 184 : 202   => 92 : 101    2. Answer :  2   3. Answer : 3 Explanation : Average water level of River-A in all months =196+205+230+2124= 210.75 m   4. Answer :  4    5. Answer : 3 Explanation : Water level of River-A in July after decreasing =205×80100 = 41 x 4 = 164m

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