IIT JEE Practice Question and Answer

Q: Fresh grapes contain 60% water, while dry grapes contain 40% water. How many kgs of dry grapes can be obtained by 60 kg of fresh grapes? 3588 0

  • 1
    25 kgs
    Correct
    Wrong
  • 2
    30 kgs
    Correct
    Wrong
  • 3
    35 kgs
    Correct
    Wrong
  • 4
    40 kgs
    Correct
    Wrong
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Answer : 4. "40 kgs"
Explanation :

Answer: D) 40 kgs Explanation: The fruit content in both the fresh fruit and dry fruit is the same. Let 'p' kgs of dry grapes are obtained from the 60 kgs of fresh grapes   => 60 x 40100 = p x 60100=> p = 40 kgs.   Therefore, 40 kgs of Dry grapes are obtained from 60 kgs of Fresh grapes.

Q: First Indian woman to participate in Olympics? 3578 0

  • 1
    Karnam Malleswari
    Correct
    Wrong
  • 2
    Mary Kom
    Correct
    Wrong
  • 3
    P.V. Sindhu
    Correct
    Wrong
  • 4
    Geeta Phogat
    Correct
    Wrong
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Answer : 1. "Karnam Malleswari"
Explanation :

Answer: A) Karnam Malleswari Explanation: The first Indian woman to ever win an Olympic medal was Karnam Malleswari who won a bronze medal at the Sydney Olympics in the Women's 69 kg category in Weightlifting.

Q: Transition : Change :: Immobility :  ? 3578 0

  • 1
    Stillness
    Correct
    Wrong
  • 2
    Liveliness
    Correct
    Wrong
  • 3
    Action
    Correct
    Wrong
  • 4
    Busyness
    Correct
    Wrong
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Answer : 1. "Stillness"
Explanation :

Answer: A) Stillness Explanation: Given Transition is to Change, and we know that Transition and change are Synonyms. Similarly, Immobility means not moving and synonym of immobility are motionlessness, stillness,...   Hence, Transition is to change as immobility is to stillness.

Q: Difference between two numbers is 5, six times of the smaller lacks by 6 from the four times of the greater. Find the numbers ? 3565 0

  • 1
    12 & 7
    Correct
    Wrong
  • 2
    13 & 8
    Correct
    Wrong
  • 3
    15 & 10
    Correct
    Wrong
  • 4
    14 & 9
    Correct
    Wrong
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Answer : 1. "12 & 7"
Explanation :

Answer: A) 12 & 7 Explanation: x – y = 5 4x – 6y = 6 x = 12 y = 7

Q: If 12 men can reap 120 acres of land in 36 days, how many acres of land can 54 men reap in 54 days? 3558 0

  • 1
    710 acres
    Correct
    Wrong
  • 2
    760 acres
    Correct
    Wrong
  • 3
    810 acres
    Correct
    Wrong
  • 4
    860 acres
    Correct
    Wrong
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Answer : 3. "810 acres"
Explanation :

Answer: C) 810 acres Explanation: 12 men120 acres36 days54 men?54 days  As 12 men can reap 120 acres, 54 men will be able to reap more acres in 36 days, 120 acres of land was reaped, so in 54 days, more land will be reaped.   Thus, the numbers of acres that can be reaped by 54 men in 54 days = 5412x120x5436 = 810 acres

Q: A check returned by the bank marked nsf means 3538 0

  • 1
    Cheque has been forged
    Correct
    Wrong
  • 2
    Cheque can't be cashed being illegal
    Correct
    Wrong
  • 3
    There are not sufficient funds in your accoun
    Correct
    Wrong
  • 4
    Bank can't verify your identity
    Correct
    Wrong
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Answer : 3. "There are not sufficient funds in your accoun"
Explanation :

Answer: C) There are not sufficient funds in your accoun Explanation: NSF means - Not Sufficient Funds.

Q: In a row of boys, Haran is eleventh from the left and manoj is seventeenth form the right. When they exchange their places than Haran will be thirteenth from the left. Which of the following will be the new position of Manoj from the right ? 3535 0

  • 1
    11
    Correct
    Wrong
  • 2
    19
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    17
    Correct
    Wrong
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Answer : 2. "19"
Explanation :

Answer: B) 19 Explanation: Here total number of boys in the row = 11 + 19 = 13 + 17 = 30 Here after exchanging the places of Haran & Manoj  => Manoj replaces Harans place of 11th from left  But in the question he asked Manoj's place from right = 30 - 11 = 19th place.

Q: Pick the odd one out from the given number series? 21, 24, 33, 49, 74 3531 0

  • 1
    21
    Correct
    Wrong
  • 2
    24
    Correct
    Wrong
  • 3
    33
    Correct
    Wrong
  • 4
    49
    Correct
    Wrong
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Answer : 1. "21"
Explanation :

Answer: A) 21 Explanation: The given number series follows a pattern that, 19 + 12 = 20 (not 21)20 + 22 = 2424 + 32 = 3333 + 42 = 4949 + 52 = 74    Hence, the odd number in the given number series is 21.

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