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Home Verbal Reasoning Arithmetic Reasoning See What Others Are Saying!
  • Question
  • Rajitha has a calculator, which has 10 digits. She want to clean the calculator by removing all the keys and while reassembling it, she interchanged the locations of 3 pairs of keys. For example, if she placed the key ?3? in the place of the key ?7?, she placed the key ?7? only in the place of the key ?3? and not any other key. All keys that were interchanged corresponded only to numbers. Later, she input some calculations and obtained outputs as provided in the table below. The input is shown in terms of the keys that Kavitapressed, while the output is the output displayed by the calculator. Output: 1. 95 + 84=128 2. 128 + 64=195 3. 912 + 43=942 4. 178 + 19=192 Question : Which of the following pair of digits is unchanged ?


  • Options
  • A. 9, 0, 3
  • B. 1, 3, 8
  • C. 7, 0, 1
  • D. 2, 4, 1

  • Correct Answer
  • 7, 0, 1 

    Explanation
    0 1 2 3 4 5 6 7 8 9
    0 1 4 8 2 6 5 7 3 9

    Here pairs interchanged are

    2, 4 

    3, 8

    5, 6

    Unchanged are 0, 1, 7, 9

     

  • Tags: AIEEE, Bank Exams, CAT, GATE, Bank Clerk, Bank PO

    More questions

    • 1. 
      If Ajay takes 2 hours for B and completes other preceding tasks without delay, when can E starts?

    • Options
    • A. 12 noon
    • B. 3 pm
    • C. 2 pm
    • D. 1 pm
    • Discuss
    • 2. 
      NA

    • Options
    • A. 121
    • B. 88
    • C. 97
    • D. 132
    • Discuss
    • 3. Statements:

      1. The prices of food grains and other essential commodities in the open market have risen sharply during the past three months.
      2. The political party in opposition has given a call for general strike to protest against the government's economic policy.


    • Options
    • A. Statement I is the cause and statement II is its effect.
    • B. Statement II is the cause and statement I is its effect.
    • C. Both the statements I and II are independent causes.
    • D. Both the statements I and II are effects of independent causes.
    • E. Both the statements I and II are effects of some common cause.
    • Discuss
    • 4.  Statements: All the pencils are pens. All the pens are inks.

      Conclusions:

      1. All the pencils are inks.
      2. Some inks are pencils.


    • Options
    • A. Only (1) conclusion follows
    • B. Only (2) conclusion follows
    • C. Either (1) or (2) follows
    • D. Neither (1) nor (2) follows
    • E. Both (1) and (2) follow
    • Discuss
    • 5. Statements:

      1. The committee appointed by the Government on the fee structure of the professional courses has drastically reduced the fees of various courses in comparison to those charged in the last year.
      2. The parents of aspiring students seeking admission to professional courses had launched a severe agitation protesting against the high fees charged by the professional institutes and the admission process was delayed considerably.


    • Options
    • A. Statement I is the cause and statement II is its effect.
    • B. Statement II is the cause and statement I is its effect.
    • C. Both the statements I and II are independent causes.
    • D. Both the statements I and II are effects of independent causes.
    • E. Both the statements I and II are effects of some common cause.
    • Discuss
    • 6. 
      Statement:
      Smoking cannabis, a drug made from hemp plant, causes illness similar to smoking cigarettes, such as heart disease and cancer, but is far more dangerous than tobacco for mental health.
      Conclusions :
      I. Increase in cannabis smoking could lead to a surge in mental illness.
      II. Cannabis has effected on the body equal to that of cigarettes and worse on the mind.

    • Options
    • A. if only conclusion I follows
    • B. if only conclusion II follows
    • C. if either I or II follows
    • D. if neither I nor II follows, and
    • Discuss
    • 7. 1,3,12,25,48

    • Options
    • A. 3
    • B. 12
    • C. 25
    • D. 48
    • Discuss
    • 8. Arrange the words given below in a meaningful sequence.

      1. House 2. Street 3. Room
      4. Town 5. District  


    • Options
    • A. 3, 2, 1, 4, 5
    • B. 3, 1, 4, 2, 5
    • C. 3, 1, 2, 4, 5
    • D. 3, 1, 2, 5, 4
    • Discuss
    • 9. 
      Statement:
      Governments, NGOs and social organisations routinely come up with announcements and informative advertising to create public awareness about various health threats and lifestyle-related diseases.
      Assumptions:
      I. These advertisements will help to minimize the health-related problems.
      II. Such advertisements create awareness among the people.

    • Options
    • A. if only assumption I is implicit.
    • B. if only assumption II is implicit.
    • C. if either I or II is implicit.
    • D. if neither I nor II is implicit.
    • Discuss
    • 10. 
      Lotus Temple : Delhi

    • Options
    • A. Jama Masjid : patna
    • B. Hawa Mahal : Kolkata
    • C. Char Minar : Hyderabad
    • D. Amarnath cave : Ahrnedabad
    • Discuss


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