GATE Practice Question and Answer
8Q: Avanthi’s age is 1/6th of her father’s age. Her father’s age will be twice of Kapil’s age after 10 years. If Kapil’s eighth birthday was celebrated two years ago, then what is Avanthi’s present age ? 2163 05b5cc754e4d2b4197774fb90
5b5cc754e4d2b4197774fb90- 16 yearsfalse
- 24 yearsfalse
- 37 yearsfalse
- 4Nonetrue
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Answer : 4. "None"
Explanation :
Answer: D) None Explanation: As given Kapil's 8th birthday was celebrated 2 years ago, Kapil’s present age = 8 + 2 = 10 years. Father's age is twice of Kapil’s age after 10 years. => F + 10 = 2 (K + 10) = 2 (10+ 10)F = 30years, Avanthi's age =1/6(F) = 30/6 = 5 years.
Q: Who has become the 1st woman player from Jharkhand who has been awarded Dhyan Chand Award 2017 ? 2162 05b5cc6c8e4d2b4197774df32
5b5cc6c8e4d2b4197774df32- 1Poonam Ranifalse
- 2Samurai Tetetrue
- 3Monika Malikfalse
- 4Navjot Kaurfalse
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Answer : 2. "Samurai Tete"
Explanation :
Answer: B) Samurai Tete Explanation: The Apex body for The national sport Hockey India pitched Jharkhand's Samurai Tete, former Team India skipper, for the Dhyan Chand Lifetime Achievement Award 2016. Sumrai Tete is a member of the India women's national field hockey team. She played with the team when it won the Gold at the Manchester 2002 Commonwealth Games.
Q: Find the next number in the series 265, 269, 278, 284, ? 2162 05b5cc767e4d2b4197774fdf7
5b5cc767e4d2b4197774fdf7- 1309true
- 2319false
- 3298false
- 4415false
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Answer : 1. "309"
Explanation :
Answer: A) 309 Explanation: The pattern in the given series is +4, +9, +16, +25, ... i.e. 22,32,42,52... The next number is 284+25 = 309.
Q: A Bus travels first half distance between two places with a speed of 40 kmph and the rest half distance with a speed of 60 kmph. The average speed of the Bus is ? 2162 05b5cc764e4d2b4197774fda3
5b5cc764e4d2b4197774fda3- 148 kmphtrue
- 250 kmphfalse
- 346 kmphfalse
- 442 kmphfalse
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Answer : 1. "48 kmph"
Explanation :
Answer: A) 48 kmph Explanation: we know that speed = distance traveled/time takenlet the total distance traveled by the car is 2x km.then time taken by it to cover first half is x/60 hour.and for second half is x/40 hour.Then average speed= total distance travelled / total time taken. i.e. 2xx60+x40 => 2x5x120 = 48 kmph.
Q: How many 4-letter words with or without meaning, can be formed out of the letters of the word, 'LOGARITHMS', if repetition of letters is not allowed ? 2162 05b5cc731e4d2b4197774f805
5b5cc731e4d2b4197774f805- 15040true
- 22525false
- 32052false
- 44521false
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Answer : 1. "5040"
Explanation :
Answer: A) 5040 Explanation: The Word LOGARITHMS contains 10 letters. To find how many 4 letter words we can form from that = P410 =10x9x8x7 = 5040.
Q: A word arranging device rearranges words step-by-step in a particular order according to set of rules. The device stops when the final result is obtained.Input: but going for crept te light sirStep 1: crept but going for te light sirStep 2: crept going light but for te sirStep 3: crept going light but for sir teAnd Step 3 is the last step for this input. Now, find out an appropriate step in the following question following the above rules. Question:Input: more fight cats cough sough acts ideaWhat will be the last step for this input ? 2161 05b5cc771e4d2b4197774fff8
5b5cc771e4d2b4197774fff8- 1cough fight sough acts cats idea moretrue
- 2cough fight sough acts cats more ideafalse
- 3cough more fight sough acts idea catsfalse
- 4none of thesefalse
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Answer : 1. "cough fight sough acts cats idea more"
Explanation :
Answer: A) cough fight sough acts cats idea more Explanation: Carefully obsrving the given arrangement, we find the following pattern:We observe that,first all the words with the highest number of letters are arranged in the alphabetical order, followed by the words with the second highest number of letters and so on.However, the position of only one word is altered at each step.Input: more fight cats cough sough acts ideaStep1: cough more fight cats sough acts ideaStep2: cough fight more cats sough acts ideaStep3: cough fight sough more cats acts ideaStep4: cough fight sough acts more cats ideaStep5: cough fight sough acts cats more ideaStep6: cough fight sough acts cats idea more Hence, the answer is A
Q: The sum of one-half, one-third and one-fourth of a number exceeds the number by 22. The number is 2161 05b5cc73ae4d2b4197774f907
5b5cc73ae4d2b4197774f907- 1264true
- 2284false
- 3215false
- 4302false
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Answer : 1. "264"
Explanation :
Answer: A) 264 Explanation: Let the number be 'x'. Then, from given data x/2 + x/3 + x/4 = x+2213x/12 = x+22x = 264
Q: Why did charles babbage invent the computer? 2160 05b5cc63de4d2b4197774bafe
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Answer :
Explanation :
Charles Babbage, the father of computer, invented the first general-purpose computer in an effort to prevent the mathematical errors that were prevalent in the human-calculated mathematics of his time.