IIT JEE Practice Question and Answer

Q: In a certain code ARCHIVE is written as DSBGFWJ. How is SYSTEMS is written in that code ? 2588 0

  • 1
    TZTSTUN
    Correct
    Wrong
  • 2
    TZTSTNF
    Correct
    Wrong
  • 3
    TZTUTNF
    Correct
    Wrong
  • 4
    TZTNTFS
    Correct
    Wrong
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Answer : 2. "TZTSTNF"
Explanation :

Answer: B) TZTSTNF Explanation: ARC -> CRA ->(+1) DSB    H ->     H ->(-1) GIVE  ->  EVI ->(+1) FWJ  Similarly,  SYS -> SYS ->(+1) TZT    T ->     T ->(-1) SEMS -> SME ->(+1) TNF

Q: Choose the word which gives similar meaning to the given word from the following options. 'Autopsy' 1239 0

  • 1
    Diagnosis
    Correct
    Wrong
  • 2
    Rebuild
    Correct
    Wrong
  • 3
    Manufacture
    Correct
    Wrong
  • 4
    Postmortem
    Correct
    Wrong
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Answer : 4. "Postmortem"
Explanation :

Answer: D) Postmortem Explanation: Autopsy is the medical term for postmortem.

Q: At what time between 2 and 3 O'clock, the hands of a clock coincide ? 1697 0

  • 1
    1 10/11 minutes past 2
    Correct
    Wrong
  • 2
    1 10/11 minutes past 3
    Correct
    Wrong
  • 3
    1 11/10 minutes past 3
    Correct
    Wrong
  • 4
    11 10/11 minutes past 2
    Correct
    Wrong
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Answer : 1. "1 10/11 minutes past 2"
Explanation :

Answer: A) 1 10/11 minutes past 2 Explanation: Since, in one hour, two hands of a clock coincide only once, so, there will be value.Required time T = 211H×30 + Ao minutes past H.Here H - initial position of hour hand = 2 (since 2 O'clock)A° = Required angle = 0° (Since it coincides)   T = 2112×30 + 0o minutes past 2    => 11011 minutes past 2

Q: At what time between 3 and 4 o’clock will the minute hand and the hour hand are on the same straight line but facing opposite directions ? 2161 0

  • 1
    3:15 2/8
    Correct
    Wrong
  • 2
    3:49
    Correct
    Wrong
  • 3
    3:49 1/11
    Correct
    Wrong
  • 4
    3:51
    Correct
    Wrong
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Answer : 3. "3:49 1/11"
Explanation :

Answer: C) 3:49 1/11 Explanation: On straight line means 180 degree angle.180 = 11/2 min – 30 hrs180 = 11/2 m – 30 × 3180 = 11/2 m – 90(180 + 90) 2 = 11 mm = 540/11 = 49 1/11 minutes.

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Answer :
Explanation :

1. Answer (2) G 2. Answer (1) BE All other pairs are in same class. 3. Answer (3) ADF in class 9. 4. Answer (4) Linc pen.

Q: Which among the following has ranked top Brand among Global 500 Brands in 2017 ? 941 0

  • 1
    Apple
    Correct
    Wrong
  • 2
    Amazon
    Correct
    Wrong
  • 3
    Google
    Correct
    Wrong
  • 4
    Facebook
    Correct
    Wrong
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Answer : 3. "Google"
Explanation :

Answer: C) Google Explanation: 1. In the latest Global 500 rankings of most valuable and powerful brands across the globe, Sundar Pichai’s Google has surpassed Apple to achieve the top position.2. The Brand Finance Global 500 list published on February 2, 2017 had featured Apple as the top brand for continuous five years.3. However, for 2017, the ranking revealed that Google’s brand value rose by 24 percent to $109.5bn in 2016. The brand value of Apple on the other hand dropped 27 percent to $107bn.4. This is for the first time since 2011 that Google has been placed at the top spot. The third place has been occupied by Amazon.5. The ranking is based upon factors such as marketing investment, familiarity, loyalty, staff satisfaction and corporate reputation.

Q: Who has become world's no.1 Junior Badminton player in 2017 ? 1079 0

  • 1
    Chia Hao Lee
    Correct
    Wrong
  • 2
    Lakshya Sen
    Correct
    Wrong
  • 3
    Chirag Sen
    Correct
    Wrong
  • 4
    Karthikey Gulshan Kumar
    Correct
    Wrong
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Answer : 2. "Lakshya Sen"
Explanation :

Answer: B) Lakshya Sen Explanation: India's Lakshya Sen has become the World No 1 Junior Badminton player. He achieved the distinction in the latest rankings of the Badminton World Federation (BWF). Fifteen-year-old is the first shuttler from Uttarakhand to attain the numero uno spot at the international level. Lakshya, who is considered as the shining future star of Indian badminton, moved ahead of Chia Hao Lee of the Chinese Taipei, to attain the top spot. According to BWF current rankings, Lakshya has 16,903 points in eight tournaments he has played in the season. Chia Hao, who is at the second spot, has 16,091 points.

Q: Mother’s age today is thrice as her daughter’s. After 10 years it would be just double. How old is the daughter today ? 2985 0

  • 1
    8 years
    Correct
    Wrong
  • 2
    9 years
    Correct
    Wrong
  • 3
    10 years
    Correct
    Wrong
  • 4
    11 years
    Correct
    Wrong
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Answer : 3. "10 years"
Explanation :

Answer: C) 10 years Explanation: Let the age of the daughter today be ‘x’ years. Mother’s age today = 3x years After 10 years, we have 3x + 10 = 2(x + 10) x = 10 years.

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