IIT JEE Practice Question and Answer

Q: The Jigme Dorji National Park is located in which country  ? 2103 0

  • 1
    Myanmar
    Correct
    Wrong
  • 2
    Bhutan
    Correct
    Wrong
  • 3
    India
    Correct
    Wrong
  • 4
    Nepal
    Correct
    Wrong
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Answer : 2. "Bhutan"
Explanation :

Answer: B) Bhutan Explanation: The Jigme Dorji National Park is the second-largest National Park of Bhutan. The park provides sanctuary for 37 known species of mammals including several endangered, threatened or vulnerable species, such as the takin, snow leopard, clouded leopard, Bengal tiger, bharal or Himalayan blue sheep, etc. It is also home to the Indian leopard, serow, sambar, barking deer, goral, marmot, pika and more than 300 species of birds. It is also the only park in Bhutan where the national animal (takin), flower (blue poppy), bird (raven) and tree (cypress) exist together.

Q: Which vehicle is spelled the same forwards and backwards? 2102 0

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Answer :
Explanation :

Racecar and Civic are the two vehicles which spelled the same forwards an backwards.

Q: In Cricket the two sets of wickets are 2102 0

  • 1
    22 yards apart
    Correct
    Wrong
  • 2
    24 yards apart
    Correct
    Wrong
  • 3
    20 yards apart
    Correct
    Wrong
  • 4
    21 yards apart
    Correct
    Wrong
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Answer : 1. "22 yards apart"
Explanation :

Answer: A) 22 yards apart Explanation: According to the rules and regulations of cricket, the height of the stumps must be of 28 inches or 71.12 cms. The total distance between the off stump and leg stump should be 9 inches or 22.86 cms. 1. Width and pitching. Two sets of wickets shall be pitched opposite and parallel to each other at a distance of 22 yards/20.12 meters.

Q: Sukhna Lake is in which city? 2102 0

  • 1
    Jaipur
    Correct
    Wrong
  • 2
    Chandigarh
    Correct
    Wrong
  • 3
    Hyderabad
    Correct
    Wrong
  • 4
    Pune
    Correct
    Wrong
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Answer : 2. "Chandigarh"
Explanation :

Answer: B) Chandigarh Explanation: Sukhna Lake is in Chandigarh, India.   It is a reservoir at the foothills of the Himalayas. It covers an area of 3 km². This rainfed lake was created in 1958 by damming the Sukhna Choe, a seasonal stream coming down from the Shivalik Hills.

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Answer : 4. "Neither a nor b follows"
Explanation :

Answer: D) Neither a nor b follows Explanation: Financial support to the tourism sector is not a permanent solution. Secondly, constant risk for the foreign tourists will never encourage tourism in India. Hence, none of the course action is the right solution in this direction.

Q: There is sufficient salary to give K for 10 days and L for 15 days. Then how many days will the money last if both has to be given the salary ? 2102 0

  • 1
    6 days
    Correct
    Wrong
  • 2
    12 days
    Correct
    Wrong
  • 3
    4 days
    Correct
    Wrong
  • 4
    9 days
    Correct
    Wrong
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Answer : 1. "6 days"
Explanation :

Answer: A) 6 days Explanation: K's 1 day's salary = 1/10 L's 1 day's salary = 1/15 Together their 1 day's salary = 1/10 + 1/15 = 3/30 + 2/30 = 5/30 = 1/6 So the money will be enough for paying them both for 6 days.

Q: In a certain Business, the profit is 220% of the cost. If the cost increases by 25% but the selling price remains constant, approximately what percentage of the selling price is the profit ? 2101 0

  • 1
    61%
    Correct
    Wrong
  • 2
    75%
    Correct
    Wrong
  • 3
    55%
    Correct
    Wrong
  • 4
    81%
    Correct
    Wrong
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Answer : 1. "61%"
Explanation :

Answer: A) 61% Explanation: Let C.P.= Rs. 100. Then, Profit = Rs.220,  S.P. = Rs.320.   New C.P. = 125% of Rs. 100 = Rs. 125  New S.P. = Rs.320. Profit = Rs. (320 - 125) = Rs. 195   Required percentage = 195320×100== 60.9 =~ 61%

Q: 5/9 of the part of the population in a village are females. If 30 % of the females are married. The percentage of unmarried males in the total males is ? 2100 0

  • 1
    62.5 %
    Correct
    Wrong
  • 2
    125 %
    Correct
    Wrong
  • 3
    84.32 %
    Correct
    Wrong
  • 4
    46.87 %
    Correct
    Wrong
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Answer : 1. "62.5 %"
Explanation :

Answer: A) 62.5 % Explanation: Let total population = p number of females = 5p/9number of males =(p-5p/9) = 4p/9married females = 30% of 5p/9 = 30x5p/100x9 = p/6married males = p/6unmarried males =(4p/9-p/6) = 5p/18Percentage of unmarried males in the total males = {(5p/18)/4p/9}x100 = (5p/18)x(9/4p) = 125/2 % = 62.5%

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