Practice Question and Answer
8Q: In how many ways the letters of the word OLIVER be arranged so that the vowels in the word always occur in the dictionary order as we move from left to right ? 1724 05b5cc6cae4d2b4197774e045
5b5cc6cae4d2b4197774e045- 1186false
- 2144false
- 3136false
- 4120true
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Answer : 4. "120"
Explanation :
Answer: D) 120 Explanation: In given word OLIVER there are 3 vowels E, I & O. These can be arranged in only one way as dictionary order E, I & O. There are 6 letters in thegiven word. First arrange 3 vowels. This can be done in 6C3 ways and that too in only one way.(dictionary order E, I & O) Remaining 3 letters can be placed in 3 places = 3! ways Total number of possible ways of arranging letters of OLIVER = 3! x C36 ways = 6x5x4 = 120 ways.
Q: Which of the following railway station has the world's longest railway platform in India?
1724 05ef31282bea49d16b479ceaf
5ef31282bea49d16b479ceaf- 1Kollam Junction, Kharagpurfalse
- 2Bilaspur Railway Stationfalse
- 3Gorakhpur Railway Stationtrue
- 4None of the abovefalse
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Answer : 3. "Gorakhpur Railway Station "
Q: इनमें से किस वाक्य में पूर्वकालिक क्रिया प्रयुक्त हुई है ?
1724 05e6614baf1640a77575266dd
5e6614baf1640a77575266dd- 1मोहन नहाकर पूजा करने लगा ।true
- 2उसने पुस्तक पढ़ी ।false
- 3बालक ने पढ़ाई की ।false
- 4छात्र ने गुरुजी के चरण छुए ।false
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Answer : 1. "मोहन नहाकर पूजा करने लगा । "
Q: Which of the following is known as Manchester of the East?
1724 2611cb8f31e063c113118dc3d
611cb8f31e063c113118dc3d- 1Tokyofalse
- 2Ivanovofalse
- 3Osakatrue
- 4Shanghaifalse
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Answer : 3. "Osaka"
Q: Big Bang was an explosion that occurred ? 1724 05c33050da3a98b0345a7b104
5c33050da3a98b0345a7b104- 110 Billion years agofalse
- 215 Billion years agotrue
- 320 Billion years agofalse
- 425 Billion years agofalse
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Answer : 2. "15 Billion years ago"
Q: Simple interest on a certain sum is equal to the sum itself. find the time if rate of interest and time are numerically equal.
1724 05eb9466343b27164c8e423ba
5eb9466343b27164c8e423ba- 15false
- 28false
- 310true
- 41false
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Answer : 3. "10"
Q: Sadanand Fulzele, founder secretary of the Dr Babasaheb Ambedkar Smarak Samiti, who dies recently, belongs to which state?
1724 15e71a397ba8d154dbe885796
5e71a397ba8d154dbe885796- 1Madya Pradeshfalse
- 2Maharashtratrue
- 3Rajasthanfalse
- 4Gujaratfalse
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Answer : 2. "Maharashtra"
Q: An express train takes 4 seconds to enter tunnel which is 1 km long. If it is traveling at 108 km an hour, how long will it take to pass completely through the tunnel ? 1724 05b5cc73ae4d2b4197774f8ec
5b5cc73ae4d2b4197774f8ec- 133 secfalse
- 237.33 sectrue
- 336.43 secfalse
- 432 secfalse
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Answer : 2. "37.33 sec"
Explanation :
Answer: B) 37.33 sec Explanation: Speed = 108 km/hrenter a tunnel,, means that the train covers a distance equal to its own lengthso (108 x 5/18) = x/4 where x= length of trainhence x = 120 mtrsto pass completely train has to travel a distance = (x + tunnel length) that is 1120 mtrs.so (1120/t) = (108x5/18)t = 37.33 sec