Practice Question and Answer
8 Q: Which of the following was appointed by the United Nations to run the World Food Program?
3406 05f59d8c9115f173df5395e19
5f59d8c9115f173df5395e19- 1David Baisleytrue
- 2Billy Eliasfalse
- 3Walter Neerfalse
- 4Andrew Lesliefalse
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Answer : 1. "David Baisley"
Q: Which Bay is the largest bay in the world?
3405 05d41794e13664f7910e5a988
5d41794e13664f7910e5a988- 1Bay of Bengalfalse
- 2Hudson Baytrue
- 3Bay of Fundyfalse
- 4Chesapeake Bayfalse
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Answer : 2. "Hudson Bay"
Q: Two goods trains each 520 m long, are running in opposite directions on parallel tracks. Their speeds are 42 km/hr and 36 km/hr respectively. Find the time taken by the slower train to cross the driver of the faster one ? 3405 05b5cc76fe4d2b4197774ff3f
5b5cc76fe4d2b4197774ff3f- 160 secfalse
- 248 sectrue
- 345 secfalse
- 434 secfalse
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Answer : 2. "48 sec"
Explanation :
Answer: B) 48 sec Explanation: Relative speed = 42 + 36 = 78 km/hr = 653 m/s Distance = (520 + 520) =1040 mts. Time = 1040×365= 48 sec
Q: K can build a wall in 30 days. L can demolish that wall in 60 days. If K and L work on alternate days, when will the wall be completed ? 3405 15b5cc6f8e4d2b4197774f081
5b5cc6f8e4d2b4197774f081- 1120 daysfalse
- 2119 daysfalse
- 3118 daysfalse
- 4117 daystrue
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Answer : 4. "117 days"
Explanation :
Answer: D) 117 days Explanation: K's work in a day(1st day) = 1/30L's work in a day(2nd day)= -1/60(demolishing)hence in 2 days, combined work= 1/30 - 1/60 =1/60since both works alternatively, K will work in odd days and L will work in even days.1/60 unit work is done in 2 days58/60 unit work will be done in 2 x 58 days = 116 daysRemaining work = 1-58/60 = 1/30Next day, it will be K's turn and K will finish the remaining 1/30 work.hence total days = 116 + 1 = 117.
Q: Who is the author of the novel The Last Queen?
3404 05fbcc8571364c14cafa4d626
5fbcc8571364c14cafa4d626- 1Amitav Ghoshfalse
- 2Jhumpa Lahirifalse
- 3Arundhati Royfalse
- 4Chitra Banerjeetrue
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Answer : 4. "Chitra Banerjee"
Q: Which of the following is not purely output device? 3404 15b5cc688e4d2b4197774c32c
5b5cc688e4d2b4197774c32c- 1Printerfalse
- 2Speakerfalse
- 3Plotterfalse
- 4Screentrue
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Answer : 4. "Screen"
Explanation :
Answer: D) Screen Explanation: A touch screen is the only device which works as both an input and an output device among the given options. You view the options available to you on the screen (output) and you then use your finger to touch the option that you have chosen (input). Hence, Screen is not purely output device.
Q: Which is the most accurate statement about trade? 3403 05b5cc69be4d2b4197774c80b
5b5cc69be4d2b4197774c80b- 1Trade makes some nations better off and others worse offfalse
- 2Trading for a good can make a nation better off only if the nation cannot produce that good itselffalse
- 3Trade helps rich nations and hurts poor nationsfalse
- 4Trade can make every nation better offtrue
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Answer : 4. "Trade can make every nation better off"
Explanation :
Answer: D) Trade can make every nation better off Explanation:
Q: When a women sells 20 articles for Rs. 160, there is 40% loss. How many articles should she sell for Rs. 240 in order to earn 20% profit ? 3402 05b5cc6c2e4d2b4197774dbc3
5b5cc6c2e4d2b4197774dbc3- 116false
- 215true
- 317false
- 414false
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Answer : 2. "15"
Explanation :
Answer: B) 15 Explanation: Given when she sells at Rs. 160 for 20 articles, she get 40% loss. Then, to get 20% profit selling at Rs. 240 for let 'P' articles => 1602060=240p120 => 120 x 160 x P = 20 x 70 x 240 => P = 15 articles.