PYQ Vault
BankGuidesNotesMocksBoard
Sign in

Practice every past-year question.

Filter thousands of real PYQs by exam, chapter, difficulty and year. Preview free, reveal answers, save what matters — or download a full paper + answer key.

public questions
14,997
public questions
to browse, forever
Free
to browse, forever

All questions

14,997 questions available

ChaptersAll

Pick a subject to see chapters

SubtopicsAll

Pick at least one chapter

All
  • Set · 1 question
    The function f(x)f(x)f(x) satisfies f(xy)=f(x)f(y)f(xy) = f(x)f(y)f(xy)=f(x)f(y) for all positive real values of xxx and yyy, and f(2)=3f(2) = 3f(2)=3.
    • Q14826
      NDA Maths strategyConcept: Multiplicative and additive forms

      Tap an option to check your answer.

      [Q96 · Apr · 2025]
  • Set · 2 questions
    A function fff is such that f(xy)=f(x+y)f(xy) = f(x+y)f(xy)=f(x+y) for all real values of xxx and yyy, and f(5)=10f(5) = 10f(5)=10.
    • Q14827
      NDA Maths strategyConcept: Multiplicative and additive forms

      Tap an option to check your answer.

      [Q97 · Apr · 2025]
    • Q14828
      NDA Maths strategyConcept: Multiplicative and additive forms

      Tap an option to check your answer.

      [Q98 · Apr · 2025]
  • Set · 2 questions
    Let f(x)=[x2]f(x)=[x^2]f(x)=[x2], where [⋅][\cdot][⋅] is the greatest integer function.
    • Q14829
      Lever: Modulus / absolute value behaviourConcept: Integrating greatest-integer (floor) functions

      Tap an option to check your answer.

      [Q99 · Apr · 2025]
    • Q14830
      Lever: Modulus / absolute value behaviourConcept: Integrating greatest-integer (floor) functions

      Tap an option to check your answer.

      [Q100 · Apr · 2025]
  • Set · 4 questions
    The frequency distribution of height of students of a class is given below: Height (cm): 160–162, 162–164, 164–166, 166–168 Number of Students: 12, 15, 24, 13
    • Q14831
      NDA Maths strategyConcept: Reading Frequency Tables — Mode, Cumulative, Median

      Tap an option to check your answer.

      [Q101 · Apr · 2025]
    • Q14832
      NDA Maths strategyConcept: Reading Frequency Tables — Mode, Cumulative, Median

      Tap an option to check your answer.

      [Q102 · Apr · 2025]
    • Q14833
      NDA Maths strategyConcept: Reading Frequency Tables — Mode, Cumulative, Median

      Tap an option to check your answer.

      [Q103 · Apr · 2025]
    • Q14834
      NDA Maths strategyConcept: Histograms, Frequency Polygons & Ogives

      Tap an option to check your answer.

      [Q104 · Apr · 2025]
  • Q14835
    NDA Maths strategyConcept: Computational Identity & Minimum-SSE Property

    Tap an option to check your answer.

    [Q105 · Apr · 2025]
  • Q14836
    NDA Maths strategyConcept: Computational Identity & Minimum-SSE Property

    Tap an option to check your answer.

    [Q106 · Apr · 2025]
  • Set · 2 questions
    Let X be a random variable following binomial distribution with parameters n=6n = 6n=6 and p=kp = kp=k. Further, 9P(X=4)=P(X=2)9P(X=4) = P(X=2)9P(X=4)=P(X=2).
    • Q14837
      NDA Maths strategyConcept: Finding p from a Probability Equation

      Tap an option to check your answer.

      [Q107 · Apr · 2025]
    • Q14838
      NDA Maths strategyConcept: Finding p from a Probability Equation

      Tap an option to check your answer.

      [Q108 · Apr · 2025]
  • Set · 2 questions
    A committee of 6 members is formed from a group of 7 gentlemen and 4 ladies.
    • Q14839
      NDA Maths strategyConcept: Selection probability with combinations

      Tap an option to check your answer.

      [Q109 · Apr · 2025]
    • Q14840
      NDA Maths strategyConcept: Selection probability with combinations

      Tap an option to check your answer.

      [Q110 · Apr · 2025]
  • Set · 2 questions
    The probabilities that A, B and C become managers are 310,12\frac{3}{10}, \frac{1}{2}103​,21​ and 45\frac{4}{5}54​ respectively. The probabilities that bonus scheme will be introduced if A, B and C become managers are 49,29\frac{4}{9}, \frac{2}{9}94​,92​ and 13\frac{1}{3}31​ respectively.
    • Q14841
      NDA Maths strategyConcept: Total probability (over a partition)

      Tap an option to check your answer.

      [Q111 · Apr · 2025]
    • Q14842
      NDA Maths strategyConcept: Total probability (over a partition)

      Tap an option to check your answer.

      [Q112 · Apr · 2025]
  • Q14843
    NDA Maths strategyConcept: Linear Transformation of the Mean

    Tap an option to check your answer.

    [Q113 · Apr · 2025]
  • Q14844
    NDA Maths strategyConcept: Linear Transformation of SD and Variance

    Tap an option to check your answer.

    [Q114 · Apr · 2025]
  • Q14845
    NDA Maths strategyConcept: Conditional probability

    Tap an option to check your answer.

    [Q115 · Apr · 2025]
  • Q14846
    Lever: Inclusion-Exclusion (sets + probability)Concept: "Neither" and the complement of a union

    Tap an option to check your answer.

    [Q116 · Apr · 2025]
  • Q14847
    NDA Maths strategyConcept: Probability with dice

    Tap an option to check your answer.

    [Q117 · Apr · 2025]
  • Q14848
    NDA Maths strategyConcept: Cumulative Probabilities: Summing the Tail

    Tap an option to check your answer.

    [Q118 · Apr · 2025]
  • Q14849
    NDA Maths strategyConcept: Recovering n and p from the Moments

    Tap an option to check your answer.

    [Q119 · Apr · 2025]
  • Q14850
    NDA Maths strategyConcept: Special-Case Means — Consecutive Integers, Squares, AP, Binomial

    Tap an option to check your answer.

    [Q120 · Apr · 2025]
PrevPage 594 of 600Next
1…593594595…600

From the team at PYQ Vault — free for teachers.

NDA Maths GuideNDA English GuideNDA Physics GuideNDA Chemistry GuideNDA Biology GuideNDA Geography GuideNDA History GuideNDA Polity GuideNDA Economics GuideNDA Current Affairs GuideNDA NotesMHT-CET NotesReport a questionGitHub
PYQ Vault
BankGuidesNotesMocksBoard
Sign in