IIT JEE Practice Question and Answer

Q: What is the smallest number of ducks that could swim in this formation - two ducks in front of a duck, two ducks behind a duck and a duck between two ducks ? 2715 0

  • 1
    3
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    7
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 1. "3"
Explanation :

Answer: A) 3 Explanation:

Q: What City has No People? 2714 0

  • 1
    Velocity
    Correct
    Wrong
  • 2
    Electricity
    Correct
    Wrong
  • 3
    Elasticity
    Correct
    Wrong
  • 4
    All the above
    Correct
    Wrong
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Answer : 4. "All the above"
Explanation :

Answer: D) All the above Explanation: Answer for What City has No People can be any of these words which has city in it like Velocity, Elasticity or Electricity. In general the answer for the riddle What City has No People is Electricity.

Q: Father of Modern Western Education in India? 2711 0

  • 1
    Lord Aucland
    Correct
    Wrong
  • 2
    William Bentick
    Correct
    Wrong
  • 3
    Lord Dalhousie
    Correct
    Wrong
  • 4
    Lord Hardinge
    Correct
    Wrong
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Answer : 2. "William Bentick"
Explanation :

Answer: B) William Bentick Explanation: The western education system was introduced in India by Lord William Bentinck. He is also responsible for a large no of social reforms like the abolition of Sati, infanticide and child marriage.

Q: Sushma joins a job at 20 yrs. First 3 years salary is 10,000 p.a. Afterwards every year increment of 2,000 per year for 10 years. Then salary becomes constant till retirement. At retirement average salary is 25,000. (throughout career). At what age Sushma retires ? 2710 0

  • 1
    50 yrs
    Correct
    Wrong
  • 2
    47 yrs
    Correct
    Wrong
  • 3
    45 yrs
    Correct
    Wrong
  • 4
    42 yrs
    Correct
    Wrong
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Answer : 1. "50 yrs"
Explanation :

Answer: A) 50 yrs Explanation: Let age of retirement = Sso according to the given condition 25000(x-20)=10000 x 3 + 12000 + 14000 + 16000 + 18000 + 20000 + 22000 + 24000 + 26000 + 28000 + 30000 + 30000(S-33)= 30000 + 210000 + 30000S-990000= 30000S - 750000or 25000S - 500000 = 30000x - 750000or 5000x = 250000or S = 50 yrs.

Q: 40% of 265 + 35% of 180 = 50% of ? 2710 0

  • 1
    383
    Correct
    Wrong
  • 2
    338
    Correct
    Wrong
  • 3
    84.5
    Correct
    Wrong
  • 4
    253.5
    Correct
    Wrong
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Answer : 2. "338"
Explanation :

Answer: B) 338 Explanation: We know that 40% = 25   40% of 265 + 35% of 180 = 50% ?   25 x 265 + 35% of 180 = 50% ?   We know that (35% of 180 = 180% of 35) & 180% = 95   25 x 265 + 95 x 35 = 50% ?   106 + 63 = 50% ?   ?= 2 x 169 = 338.

Q: The circumference of a circular base of Cylinder is 44 cm and its hight is 15 cm. Then the volume of the cylinder is? 2707 0

  • 1
    2759 cub. cm
    Correct
    Wrong
  • 2
    2247 cub. cm
    Correct
    Wrong
  • 3
    2614 cub. cm
    Correct
    Wrong
  • 4
    2311 cub. cm
    Correct
    Wrong
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Answer : 4. "2311 cub. cm"
Explanation :

Answer: D) 2311 cub. cm Explanation: Given Circumference of a circular base of a cylinder = 44 cm We know that Circumference of a circle = 2πr = 44⇒r = 22π Now given the height of a cylinder h = 15 cm Volume of a cylinder V = πr2h = π22π215 = 22 x 22 x 153.14 = 2311 cm3.

Q: नामक प्रोग्राम में त्रुटि क्या है? 2706 0

  • 1
    बिजली चले जाना
    Correct
    Wrong
  • 2
    क्रश
    Correct
    Wrong
  • 3
    वायरस
    Correct
    Wrong
  • 4
    बग
    Correct
    Wrong
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Answer : 4. "बग"
Explanation :

Answer: D) बग स्पष्टीकरण: कंप्यूटर प्रौद्योगिकी में, कंप्यूटर प्रोग्राम में कोडिंग त्रुटि को बग कहा जाता है।

Q: Which of the following is NOT a Union Territory? 2706 0

  • 1
    Daman and Diu
    Correct
    Wrong
  • 2
    Puducherry
    Correct
    Wrong
  • 3
    Shillong
    Correct
    Wrong
  • 4
    Lakshadweep
    Correct
    Wrong
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Answer : 3. "Shillong"
Explanation :

Answer: C) Shillong Explanation: We know that The seven union territories of India are are: Chandigarh. Dadra and Nagar Haveli. Daman and Diu. Lakshadweep. Puducherry. Andaman and Nicobar Islands. National Capital Territory of Delhi.   Hence, Shillong is not a Union Territory.

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