GATE Practice Question and Answer
8Q: About 4 out of 5 students are left handed. If there are totally 40 students in an class. How many would be left handed ? 1952 05b5cc705e4d2b4197774f220
5b5cc705e4d2b4197774f220- 140false
- 245false
- 332true
- 430false
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Answer : 3. "32"
Explanation :
Answer: C) 32 Explanation: Probability of left handed = 4/5total student = 40total left handed = 40 x(4/5)= 32
Q: What do lines of latitude measure? 1950 05b5cc6a1e4d2b4197774cb03
5b5cc6a1e4d2b4197774cb03- 1east-west position between the polesfalse
- 2north-south position between the polestrue
- 3north-east position between the polesfalse
- 4south-west position between the polesfalse
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Answer : 2. "north-south position between the poles"
Explanation :
Answer: B) north-south position between the poles Explanation: Lines of latitude measure north-south position between the poles. Lines of latitude are imaginary reference lines that describe how far north or south a location on the Earth is from the Equator. The equator is defined as 0 degrees, the North Pole is 90 degrees north, and the South Pole is 90 degrees south. Lines of latitude are all parallel to each other, thus they are often referred to as parallels.
Q: A is sister of B who is mother of C who is mother of D. E is the grand mother of D. Then how C is related to E ? 1950 05b5cc6e5e4d2b4197774ed60
5b5cc6e5e4d2b4197774ed60- 1Sisterfalse
- 2Daughterfalse
- 3Motherfalse
- 4Daughter-in-lawtrue
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Answer : 4. "Daughter-in-law"
Explanation :
Answer: D) Daughter-in-law Explanation: GM GMA ---- B ---- E | | C | | D (Grand son or daughter)
Q: What is 70 of 50? 1949 05b5cc675e4d2b4197774c13e
5b5cc675e4d2b4197774c13e- 135true
- 238false
- 342false
- 444false
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Answer : 1. "35"
Explanation :
Answer: A) 35 Explanation: what is 70 of 50 means 70% of 50 ⇒70 x 50100= 7 x 5= 35 Hence, 70 of 50 is 35.
Q: Calculate the angle between the two hands of clock when the clock shows 4 : 20 p.m. ? 1949 05b5cc76ae4d2b4197774fea9
5b5cc76ae4d2b4197774fea9- 15 degreesfalse
- 210 degreestrue
- 315 degreesfalse
- 425 degreesfalse
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Answer : 2. "10 degrees"
Explanation :
Answer: B) 10 degrees Explanation: Since at 4 : 20 the minute hand will be at 4 and the angle between them will be same as the distance covered in degree by the hour hand in 20 minutes. Required angle = distance of hour hand = speed × time = 12× 20 =10 degrees.
Q: Alone I am 24th, with a friend I am 20. Another friend and I am unclean. What am I? 1949 05b5cc697e4d2b4197774c5f4
5b5cc697e4d2b4197774c5f4- Show AnswerHide Answer
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Answer :
Explanation :
The answer is 'X'. 1. It is the 24th letter in the alphabetical order. 2. XX (20 in Roman) 3. XXX is used to refer dirty.
Q: Maneela lent Rs. 8000 partly at the rate of 5% and partly at the rate of 6% per annum simple interest. The total interest she get after 2 years is Rs. 820, then in which ratio will Rs. 8000 is to be divided? 1948 05b5cc6bee4d2b4197774d9b5
5b5cc6bee4d2b4197774d9b5- 17:1true
- 213:5false
- 315:7false
- 42:7false
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Answer : 1. "7:1"
Explanation :
Answer: A) 7:1 Explanation: Maneela lent Rs. 8000 in two parts,
Q: Which of the following uses a Non Renewable Energy Source? 1947 15b5cc6abe4d2b4197774d039
5b5cc6abe4d2b4197774d039- 1Wind Mill Power Plantfalse
- 2Hydro Electric Plantfalse
- 3Nuclear Power Planttrue
- 4Tidal Power Plantfalse
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Answer : 3. "Nuclear Power Plant"
Explanation :
Answer: C) Nuclear Power Plant Explanation: Nuclear Power Plant uses a Non Renewable Energy Source. Non-renewable energy is that source of energy which can not be used again and again. This sort of energy is sustainable to exhaustion. Non renewable energy is that form of energy which is subject to deletion. This type of energy is of many uses to us. It can be used to produce electricity, heating, cooking, transportation and manufacturing. 85% of the energy used in the industrial processes is form the non-renewable type of energy.

