IIT JEE Practice Question and Answer

Q: Which is the smallest district of India by size ? 2002 0

  • 1
    Mahe
    Correct
    Wrong
  • 2
    Zila
    Correct
    Wrong
  • 3
    Kaushambi
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "Mahe"
Explanation :

Answer: A) Mahe Explanation: Mahe is the smallest district of India in size which is in Puducherry.

Q: Find the odd one out of the following words ? 1664 0

  • 1
    cruise
    Correct
    Wrong
  • 2
    crusade
    Correct
    Wrong
  • 3
    expedition
    Correct
    Wrong
  • 4
    campaign
    Correct
    Wrong
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Answer : 1. "cruise"
Explanation :

Answer: A) cruise Explanation: Cruise = a sea voyage for pleasure. All other words are related to ‘journey on land, sea with an aim’.

Q: In a certain code, MONKEY is written as XDJMNL. How is TIGER written in that code ? 3038 0

  • 1
    SHFDQ
    Correct
    Wrong
  • 2
    HFDSQ
    Correct
    Wrong
  • 3
    RSAFD
    Correct
    Wrong
  • 4
    QDFHS
    Correct
    Wrong
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Answer : 4. "QDFHS"
Explanation :

Answer: D) QDFHS Explanation: The letter of the word are written in a reverse order and then each letter is moved one step backward to obtain the code.

Q: A man covered a certain distance at some speed. Had he moved 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. The distance (in km) is 1658 0

  • 1
    30
    Correct
    Wrong
  • 2
    36
    Correct
    Wrong
  • 3
    40
    Correct
    Wrong
  • 4
    42
    Correct
    Wrong
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Answer : 3. "40"
Explanation :

Answer: C) 40 Explanation: Let distance = x km and usual rate = y kmph.Then, x/y - x/(y+3) = 40/60 --> 2y (y+3) = 9x ----- (i)Also, x/(y-2) - x/y = 40/60 --> y(y-2) = 3x -------- (ii)On dividing (i) by (ii), we get: x = 40 km.

Q: STIMULANT : ACTIVITY :: 1577 0

  • 1
    diagnosis : treatment
    Correct
    Wrong
  • 2
    fertilizer : growth
    Correct
    Wrong
  • 3
    symptom : disease
    Correct
    Wrong
  • 4
    food : hunger
    Correct
    Wrong
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Answer : 2. "fertilizer : growth"
Explanation :

Answer: B) fertilizer : growth Explanation:

Q: If 34 men completed 2/5th of a work in 8 days working 9 hours a day. How many more man should be engaged to finish the rest of the work in 6 days working 9 hours a day ? 3056 0

  • 1
    101 men
    Correct
    Wrong
  • 2
    112 men
    Correct
    Wrong
  • 3
    102 men
    Correct
    Wrong
  • 4
    120 men
    Correct
    Wrong
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Answer : 3. "102 men"
Explanation :

Answer: C) 102 men Explanation: From the above formula i.e (m1 x t1/w1) = (m2 x t2/w2) so, [(34 x 8 x 9)/(2/5)] = [(M x 6 x 9)/(3/5)] so, M = 136 men   Number of men to be added to finish the work = 136-34 = 102 men.

Q: If Hema walks at 12 km/hr instead of 8 km/hr, she would have walked 20 km more. The actual distance travelled by Hema is ? 2037 0

  • 1
    40 kms
    Correct
    Wrong
  • 2
    30 kms
    Correct
    Wrong
  • 3
    46 kms
    Correct
    Wrong
  • 4
    32 kms
    Correct
    Wrong
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Answer : 1. "40 kms"
Explanation :

Answer: A) 40 kms Explanation: Let the actual distance travelled be x km. Then x/8=(x+20)/12 => 12x = 8x + 160=> 4x = 160=> x = 40 km.

Q: It takes one minute to fill 2/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel  ? 1884 0

  • 1
    1/7 min
    Correct
    Wrong
  • 2
    7/2 min
    Correct
    Wrong
  • 3
    5/7 min
    Correct
    Wrong
  • 4
    7/5 min
    Correct
    Wrong
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Answer : 2. "7/2 min"
Explanation :

Answer: B) 7/2 min Explanation: Time taken to fill 2/7 = 1Then to fill full 1 = ?? = 1/(2/7) = 7/2 minutes.

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