Math Chapter Wise

EnglishRajasthan TGT 2013

Q121.The sum of all 4-digit numbers formed with the digit 1, 2, 3, 4 without repetition, is-

A6666 B66660 C26664 D266640

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EnglishRajasthan TGT 2013

Q122.The probability that a point inside the circle is nearer to the circumference of the circle comperative from the centre of the circle is-

A1/4 B1/2 C2/3 D3/4

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EnglishRajasthan TGT 2013

Q123.Three six faced fair dice are tossed together. Then the probability that exactly two of the three numbers are same is-

A1/3 B5/12 C5/6 D2/5

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EnglishRajasthan TGT 2011

Q124.In how many ways can a committee of 4 be made out of 5 men and 3 women containing atleast one women?

A65 B70 C75 D60

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EnglishRajasthan TGT 2011

Q125.The number of words which can be formed using letters of the word ‘ARRANGE’ so that vowles always occupy even place is

A144 B156 C72 D36

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EnglishRajasthan TGT 2011

Q126.If 1 P(A B), 2 ∪ = 1 P(A B) 2 ∪ = ∪ = and 2P(A) P(B) P, = then P is equal to

A1/2 B1/3 C1/4 D2/3

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EnglishRajasthan TGT 2011

Q127.A bag containing balls numbered from 1 to 30. One ball is drown at random from these balls. The probably that its number is a multiple of 5 or 7 is

A1/2 B2/3 C1/3 D1/4

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EnglishKVS TGT DEC 2017 PGT 2000, TGT 1999

Q128.Three of the six vertices of a regular hexagon are chosen at random, What is the probability that the triangle with these veritices is equilateral?

A3/10 B3/20 C1/20 D1/10

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EnglishKVS TGT DEC 2017

Q129.If A, B, C are three mutually exclusive and exhaustive events of an experiment such that 3P(A) = 2P(B) = P(C), then P(A) is equal to–

A1/11 B2/11 C5/11 D6/11

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EnglishKVS TGT DEC 2017

Q130.Three digit numbers are formed using the digits 0, 2, 4, 6, 8. A number is chosen at random out of these numbers. What is the probability that this number has the same digits?

A1/16 B16/25 C1/645 D1/25

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EnglishKVS TGT DEC 2017

Q131.The probability that at least one of the events A and B occurs is 0.6. If A and B occur simultaneously with probability 0.2, then P(A) + P(B) is–

A0.4 B0.8 C1.2 D1.6

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EnglishKVS TGT DEC 2017

Q132.The number of possible outcomes, when a coin is tossed 6 times is-

A36 B32 C12 D64

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EnglishKVS TGT DEC 2017

Q133.If n C12 = n C8,then n is equal to–

A20 B12 C6 D30

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EnglishTGT 2011

Q134.The number of rectangles in chess board will be-

A144 B1296 C256 DNone of these

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EnglishGIC Lecturer Exam, 2015

Q135.The probability of getting 12 in the single throw with 3 dice is

A5/54 B23/216 C1/9 D25/216

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EnglishGIC Lecturer Exam, 2015

Q136.If 10 Cr= 10 Cr+4, then value of r is

A3 B2 C5 D4

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EnglishGIC Lecturer Exam, 2015

Q137.There are m persons sitting in a row. Two of them are select at random, The probability that the two selected persons are not together is–

A2/m B2 1 m(m 1) Cm(m 1)/(m 1)(m 2) D2 1 m

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EnglishGIC Lecturer Exam, 2015

Q138.If P(A∩ ∩ ∩B) = 1 2, 1 P(A B), 3 P(A) x and P(B) 2x, Then the value of x is–

A1/2 B4/9 C1/2 D7/18

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EnglishGIC Lecturer Exam, 2015

Q139.The probability of getting a sum of 9 in the throw of two dices is–

A1/9 B1/12 C5/36 D1/6

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EnglishTGT 2011

Q140.If n n n r r 0 1 a, C = ∑ ∑ ∑ then the value of n r r 0 r C = ∑ ∑ is:

A(n-1)an Bn/an Cn a 2 DNone of these

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