General
Easy
Maths-

Assertion (A) : The number of ways of arranging 6 boys and 5 girls alternately at circular table is 0 Reason (R) : To arrange boys and girls alternately at a circular table, they should be equal in number.

Maths-General

  1. A is false, R is true.    
  2. A is true, R is true and R is the correct explanation for A    
  3. A is true, R is false    
  4. A is true, R is false and R is the not the correct explanation for A    

    Answer:The correct answer is: A is true, R is true and R is the correct explanation for AReason is correct explanation of the statement

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    Related Questions to study

    General
    maths-

    Assertion(A): The number of quadratic expressions with the coefficients drawn from the set {0,1,2,3} is only 48 but not 64.
    Reason(R): The coefficient o f subscript X to the power of 2 end exponent end subscript inthe quadratic expression a x to the power of 2 end exponent plus b x plus c can not be O

    Reason is correct explanation of Assertion

    Assertion(A): The number of quadratic expressions with the coefficients drawn from the set {0,1,2,3} is only 48 but not 64.
    Reason(R): The coefficient o f subscript X to the power of 2 end exponent end subscript inthe quadratic expression a x to the power of 2 end exponent plus b x plus c can not be O

    maths-General
    Reason is correct explanation of Assertion
    General
    maths-

    Assertion: There are three doors to a room The number of ways in which a student can enter the room and leave it by a different door is 6.
    Reason: If an operation can be performed in m ways and another operation can be perfO rmed in n ways thenthe two operations in succession can be performed in mn ways.

    A equals 3 cross times 2 equals 6

    Assertion: There are three doors to a room The number of ways in which a student can enter the room and leave it by a different door is 6.
    Reason: If an operation can be performed in m ways and another operation can be perfO rmed in n ways thenthe two operations in succession can be performed in mn ways.

    maths-General
    A equals 3 cross times 2 equals 6
    General
    maths-

    Assertion: The sum of all4 digited numbers that can be formed using the digits 1,2,4,5,6 without repetition is 479952
    Reason: Sum of all r‐digit numbers formed by taking the given n digits (without zero) is (sum of all the n digits) cross times left parenthesis n minus left parenthesis A right parenthesis blank P subscript r minus 1 end subscript cross times( 111 horizontal ellipsis. r times).

    A equals 4 subscript P subscript 3 end subscript end subscript cross times left parenthesis 1 plus 2 plus 4 plus 5 plus 6 right parenthesis cross times 1111 equals 279952

    Assertion: The sum of all4 digited numbers that can be formed using the digits 1,2,4,5,6 without repetition is 479952
    Reason: Sum of all r‐digit numbers formed by taking the given n digits (without zero) is (sum of all the n digits) cross times left parenthesis n minus left parenthesis A right parenthesis blank P subscript r minus 1 end subscript cross times( 111 horizontal ellipsis. r times).

    maths-General
    A equals 4 subscript P subscript 3 end subscript end subscript cross times left parenthesis 1 plus 2 plus 4 plus 5 plus 6 right parenthesis cross times 1111 equals 279952
    General
    chemistry-

    ThevaluesofDHandDSforthereaction,C(graphite)+CO(g)→2CO(g)are170kJand170 JK1respectively.Thisreactionwillbespontaneousat

    ThevaluesofDHandDSforthereaction,C(graphite)+CO(g)→2CO(g)are170kJand170 JK1respectively.Thisreactionwillbespontaneousat

    chemistry-General
    General
    chemistry-

    Enthalpy changfor the reaction, 4H(g)2H2(g) is869.6kJ Thdissociation energof H–H bond is

    Enthalpy changfor the reaction, 4H(g)2H2(g) is869.6kJ Thdissociation energof H–H bond is

    chemistry-General
    General
    chemistry-

    Consider the followinprocesses: DH(kJ/mol) ½A→B +150 3B→2C+D–125 E+A→2D+350 ForB+D→E+2C,DHillbe-

    Consider the followinprocesses: DH(kJ/mol) ½A→B +150 3B→2C+D–125 E+A→2D+350 ForB+D→E+2C,DHillbe-

    chemistry-General
    General
    chemistry-

    For conversioC(graphite)→C(Diamond),thDS is-

    For conversioC(graphite)→C(Diamond),thDS is-

    chemistry-General
    General
    chemistry-

    GivenenthalpyofformationofCO2(g)andCaO(s) are–94.0KJand–152KJrespectivelyandthe enthalpyofthereaction-CaCO3(s)CaO(s)+CO2(g) is42KJ.The enthalpyofformationofCaCO3(s)

    GivenenthalpyofformationofCO2(g)andCaO(s) are–94.0KJand–152KJrespectivelyandthe enthalpyofthereaction-CaCO3(s)CaO(s)+CO2(g) is42KJ.The enthalpyofformationofCaCO3(s)

    chemistry-General
    General
    chemistry-

    Change in entropy is negativfor–

    Change in entropy is negativfor–

    chemistry-General
    General
    maths-

    The following circuit when expressed in the symbolic form of logic is

    The following circuit when expressed in the symbolic form of logic is

    maths-General
    General
    maths-

    The symbolic form of logic of the circuit given below is

    The symbolic form of logic of the circuit given below is

    maths-General
    General
    maths-

    Given the circuit :

    Which of the following is equivalent to the above circuit ?
    I)
    II)
    The true statement in the above is / are

    Given the circuit :

    Which of the following is equivalent to the above circuit ?
    I)
    II)
    The true statement in the above is / are

    maths-General
    General
    chemistry-

    The enthalpychange(DH) forthereaction,N2(g) +3H2(g) 3/4 →2NH3(g)is92.38KJat 298K.TheinternalenergychangeDUat298Kis-

    The enthalpychange(DH) forthereaction,N2(g) +3H2(g) 3/4 →2NH3(g)is92.38KJat 298K.TheinternalenergychangeDUat298Kis-

    chemistry-General
    General
    chemistry-

    For a phase changH2O(l)  H2O(s)M

    For a phase changH2O(l)  H2O(s)M

    chemistry-General
    General
    chemistry-

    Thabsolutenthalponeutraiatioothe reaction: MgO(s)+2HCl(aq)3/4→MgCl2(aq)+H2O(l) wilbe-

    Thabsolutenthalponeutraiatioothe reaction: MgO(s)+2HCl(aq)3/4→MgCl2(aq)+H2O(l) wilbe-

    chemistry-General