CAT Practice Question and Answer
8Q: what is the source of energy for the water cycle? 1866 05b5cc611e4d2b4197774b640
5b5cc611e4d2b4197774b640- 1Rain waterfalse
- 2Suntrue
- 3Cloudsfalse
- 4Animalsfalse
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Answer : 2. "Sun"
Explanation :
Answer: B) Sun Explanation: The water cycle is a term for the movement of water between the Earth's surface, the sky and underground. Water evaporates due to heat from the sun. Hence, the water cycle is driven primarily by the energy from the sun. This solar energy drives the cycle by evaporating water from the oceans, lakes, rivers, and even the soil. Other water moves from plants to the atmosphere through the process of transpiration.
Q: You can drop me from the longest building & I will be LIVE, but if you drop me in the water I DIE. WHO AM I? 1866 05b5cc678e4d2b4197774c157
5b5cc678e4d2b4197774c157- Show AnswerHide Answer
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Answer :
Explanation :
A Paper.
Q: Antonym of the word DOLEFUL : 1866 05b5cc6cee4d2b4197774e251
5b5cc6cee4d2b4197774e251- 1Lamentablefalse
- 2Dismalfalse
- 3Pitifulfalse
- 4Gladtrue
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Answer : 4. "Glad"
Explanation :
Answer: D) Glad Explanation:
Q: A train covered k km at 40 kmph and another 2k km at 20 kmph. Find the average speed of the train in covering the entire 3k km ? 1865 05b5cc6dce4d2b4197774e965
5b5cc6dce4d2b4197774e965- 128 kmphfalse
- 224 kmphtrue
- 326 kmphfalse
- 432 kmphfalse
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Answer : 2. "24 kmph"
Explanation :
Answer: B) 24 kmph Explanation: Total time taken = k/40 + 2k/20 hours = 5k/40 = k/8 hours Average speed = 3k/(k/8) = 24 kmph.
Q: Which part of the flame is the hottest? 1865 05b5cc6abe4d2b4197774cf99
5b5cc6abe4d2b4197774cf99- 1Blue Zonetrue
- 2Luminous Zonefalse
- 3Dark Zonefalse
- 4Non - Luminous Zonefalse
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Answer : 1. "Blue Zone"
Explanation :
Answer: A) Blue Zone Explanation: Blue Zone is the hottest part of the flame that is where the flame has the most Oxygen and you are getting complete combustion. It is about 1400 degrees Centigrades. The Reddish part (Non - Luminous Zone) is the coolest part, about 800 deg C.
Q: If two line pa + b = 2 and 3a + b = 4 are parallel to each other, then what is the value of p ? 1865 05b5cc6c6e4d2b4197774de54
5b5cc6c6e4d2b4197774de54- 11false
- 22false
- 33true
- 44false
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Answer : 3. "3"
Explanation :
Answer: C) 3 Explanation: Given two lines are parallel pa+b=2 b=-pa+2..........(1) 3a+b=4 b=-3a+4 ...........(2) m1 = -p m2= -3 The condition for the two lines to be parallel is m1=m2 p = 3
Q: Every year before the festive season, a brand store increases the price of the product by 42% and then introduce two successive discount of 10% and 11% respectively. What is percentage loss and percentage gain ? 1865 05b5cc745e4d2b4197774f9f9
5b5cc745e4d2b4197774f9f9- 13.25% lossfalse
- 213.742% lossfalse
- 33.25% gainfalse
- 413.742% gaintrue
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Answer : 4. "13.742% gain"
Explanation :
Answer: D) 13.742% gain Explanation: Let CP = 100,42 % increase => SP = 14210 % discount in SP => ((142 x 10)/100) = 14.2So 1st SP = (142 - 14.2) = 127.8, again 12 % discount in 1st SP ((127.8 x 11)/100) = 14.0582nd SP = (127.8 - 14.058) = 113.742, So finally CP = 100, SP = 113.742, => gain = 13.742%.
Q: Which country has signed an agreement with India for transfer of sentenced prisoners ? 1865 05b5cc6cde4d2b4197774e186
5b5cc6cde4d2b4197774e186- 1Japanfalse
- 2Ghanafalse
- 3Somaliatrue
- 4Italyfalse
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Answer : 3. "Somalia"
Explanation :
Answer: C) Somalia Explanation: Signing the Agreement with Somalia shall facilitate the Indian prisoners imprisoned in Somalia or vice-versa to be near to their families, for serving remaining part of their sentence and shall facilitate their social rehabilitation.

