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Indian Navy 10+2 B.Tech Cadet Seating Arrangements — practice questions

Explore 8 free Seating Arrangements questions in Indian Navy 10+2 B.Tech Cadet Quantitative Aptitude. Open each question or exercise to read its content, reference answers and available explanation.

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Seating Arrangements questions and exercises with answers

Showing questions 1–8 of 8.

Match each clue to its event wordRead the answer and worked solution →Catch the rolls with an even sumRead the answer and worked solution →Sort or, and, and but notRead the answer and worked solution →Place each roll of two diceRead the answer and worked solution →Count the outcomes and key them inRead the answer and worked solution →Judge each probability claimRead the answer and worked solution →Sort simple from compound eventsRead the answer and worked solution →Spot the false claim in each trioRead the answer and worked solution →

Worked practice questions

Match each clue to its event word

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Clues and terms
  1. Clue
    The general name for any subset of a sample space.
    Item
    Event
  2. Clue
    The empty set, because no outcome of the experiment can bring it about.
    Item
    Impossible
  3. Clue
    The whole sample space, because some outcome always brings it about.
    Item
    Sure event
  4. Clue
    Holds exactly one sample point of the sample space.
    Item
    Simple
  5. Clue
    Holds more than one sample point of the sample space.
    Item
    Compound
  6. Clue
    The set S minus A, read aloud as not A.
    Item
    Complement
  7. Clue
    A pair of events with empty intersection, so they never occur together.
    Item
    Disjoint
  8. Clue
    Events whose union is the whole sample space, so one of them must occur.
    Item
    Exhaustive
  9. Clue
    The event either A or B or both, built from two events.
    Item
    Union
Instructions
A clue is called out above the board. Tap the cell it describes and build a line of three.
_Source: syllabus Mathematics, Ch 14 Probability_

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Catch the rolls with an even sum

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Items
  1. Matches the category
    Yes
    Item
    (1, 1)
  2. Matches the category
    No
    Item
    (1, 2)
  3. Matches the category
    Yes
    Item
    (2, 4)
  4. Matches the category
    No
    Item
    (3, 6)
  5. Matches the category
    Yes
    Item
    (3, 3)
  6. Matches the category
    No
    Item
    (4, 5)
  7. Matches the category
    Yes
    Item
    (6, 6)
Category
Sum on two dice is even
Instructions
Tap the arrow buttons to hop the basket and catch only the rolls whose two numbers add to an even total.
_Source: syllabus Mathematics, Ch 14 Probability_

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Sort or, and, and but not

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Items
  1. Group
    A or B
    Item
    A ∪ B
  2. Group
    A and B
    Item
    {3, 5}
  3. Group
    A but not B
    Item
    A ∩ B'
  4. Group
    A and B
    Item
    A ∩ B
  5. Group
    A but not B
    Item
    {2}
  6. Group
    A or B
    Item
    {1, 2, 3, 5}
Groups
  1. Item
    A or B
  2. Item
    A and B
  3. Item
    A but not B
Instructions
A is prime on a die, B is odd on a die. Arrow buttons hop each falling chip into its own column.
_Source: syllabus Mathematics, Ch 14 Probability_

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