GATE Practice Question and Answer
8Q: If a person having Rs. 2000 and he want to distribute this to his five children in the manner that each son having Rs. 30 more than the younger one , what will be the share of youngest child ? 3469 15b5cc74ae4d2b4197774fabd
5b5cc74ae4d2b4197774fabd- 1Rs. 175false
- 2Rs. 325false
- 3Rs. 340true
- 4Rs. 260false
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Answer : 3. "Rs. 340"
Explanation :
Answer: C) Rs. 340 Explanation: Assume first child (the youngest) get = Rs. x According to the question ;each son having Rs. 30 more than the younger one Second child will get = Rs. x + 30 Third child will get = Rs. x + 30 + 30 = x + 60 Forth child will get = Rs. x + 30 + 30 + 30 = x + 90 Fifth child will get = Rs. x + 30 + 30 + 30 + 30 = x + 120 Total amount they got = Rs. 2000 x + (x+30) + (x+60) + (x+90) + (x+120) = 20005x + 300 = 20005x = 1700x = Rs. 340So the youngest child will get Rs. 340.
Q: If Laxmi is taller than Ramya but shorter than Susmitha and Ramya is as tall as Hema but taller than Avanthi, then Hema is : 3465 05b5cc771e4d2b4197774fff3
5b5cc771e4d2b4197774fff3- 1shorter than Ramyafalse
- 2taller than Avanthifalse
- 3taller than susmithafalse
- 4shorter than Laxmitrue
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Answer : 4. "shorter than Laxmi"
Explanation :
Answer: D) shorter than Laxmi Explanation: As given, we have: Susmitha > Laxmi > Ramya; Ramya = Hema, Ramya > Avanthi Thus the sequence of heights becomes: Susmitha > Laxmi > Ramya = Hema > Avanthi Clearly, Hema is shorter than Laxmi.
Q: The circumferences of two circles are 264 meters and 352 meters. Find the difference between the areas of the larger and the smaller circles ? 3461 05b5cc6dee4d2b4197774ea79
5b5cc6dee4d2b4197774ea79- 12413 sq.mfalse
- 21234 sq.mfalse
- 34312 sq.mtrue
- 42143 sq.mfalse
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Answer : 3. "4312 sq.m"
Explanation :
Answer: C) 4312 sq.m Explanation: Let the radii of the smaller and the larger circles be 's' m and 'l' m respectively. 2πs = 264 and 2πl = 352 s = 2642π and l = 3522π Difference between the areas =πl2-πs2 = π1762π2-1322π2 = 1762π-1322π = (176 - 132)(176 + 132) / π = (44 x 308) / (22/7) = 4312 sq.m
Q: Running 3/4th of his usual rate, a man is 15min late. Find his usual time in hours ? 3454 05b5cc6d8e4d2b4197774e782
5b5cc6d8e4d2b4197774e782- 12/3 hrsfalse
- 23/4 hrstrue
- 31/3 hrsfalse
- 41/4 hrsfalse
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Answer : 2. "3/4 hrs"
Explanation :
Answer: B) 3/4 hrs Explanation: Walking at 3/4th of usual rate implies that time taken would be 4/3th of the usual time. In other words, the time taken is 1/3rd more than his usual time so 1/3rd of the usual time = 15minor usual time = 3 x 15 = 45min = 45/60 hrs = 3/4 hrs.
Q: Study of sound is called 3453 05b5cc6aae4d2b4197774cf38
5b5cc6aae4d2b4197774cf38- 1Agronomyfalse
- 2Accousticstrue
- 3Aestheticsfalse
- 4Aeronauticsfalse
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Answer : 2. "Accoustics"
Explanation :
Answer: B) Accoustics Explanation: Accoustics is a subject deals with the Study of sound Aesthetics is a Philosophy of fine arts The science or art of flight is called Aeronautics The science of soil management is called Agronomy.
Q: The percentage discount offered for "Buy 6 get 1 free is" ? 3453 05b5cc72ce4d2b4197774f788
5b5cc72ce4d2b4197774f788- 185.78 %false
- 258. 48 %false
- 319.25 %false
- 414.285 %true
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Answer : 4. "14.285 %"
Explanation :
Answer: D) 14.285 % Explanation: Total Items = 7Discounted = 1Percentage = 1/7 x 100= 14.285%
Q: If a2+b2 = c2 , then 1logc+ab + 1logc-ab = ? 3449 15b5cc761e4d2b4197774fd67
5b5cc761e4d2b4197774fd67- 11false
- 22true
- 34false
- 48false
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Answer : 2. "2"
Explanation :
Answer: B) 2 Explanation: Given a2 + b2 = c2 Now 1logc+ab + 1logc-ab = logbc+a + logbc-a = logbc2-a2 = 2logbb = 2
Q: Choose the antonym of the word given from the following options ? MUNDANE 3442 05b5cc75ce4d2b4197774fc52
5b5cc75ce4d2b4197774fc52- 1Extraordinarytrue
- 2Regularfalse
- 3Visionaryfalse
- 4Routinefalse
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Answer : 1. "Extraordinary"
Explanation :
Answer: A) Extraordinary Explanation:

