Math Chapter Wise

EnglishHaryana TGT 2020 Haryana TGT 2019

Q6901.The diagonal of a square is 'a' then the area of the square is:

A2a cm2 B2 a cm 2 C2 a cm 4 D2 a cm 2

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EnglishHaryana TGT 2020

Q6902.If the radius of a circle is increased by 20%, then by how much will its area be increased?

A22% B33% C44% D55%

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EnglishHaryana TGT 2020

Q6903.The perimeter of a rectangle is 82 m and its area is 400 m2. The breadth of the rectangle is:

A4 m B8 m C12 m D16 m

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EnglishHaryana TGT 2020

Q6904.Sum of the length, width and depth of a cuboid is s and its diagonal is d. Its total surface area is;

As2/sq. unit B(s2 +d2) sq. unit Cd2/sq. unit D(s2 – d2) sq. unit

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EnglishHaryana TGT 2020

Q6905.The area of a rhombus with side 13 cm and one diagonal 10 cm will be:

A100cm2 B110 cm2 C105 cm2 D120cm2

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EnglishHaryana TGT 2020

Q6906.If the area of one face of the cube is 1.5 times of the perimeter (in value) of the same face, then volume of the cube is:

A125 units B144 units C216 units D312 units

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EnglishHaryana TGT 2020

Q6907.In ∆ ∆ ∆ ABC, if 3∠ ∠ ∠A = 4∠ ∠ ∠B = 6∠ ∠ ∠C then ∠ ∠ ∠ A is equal to.

A80° B60° C40° D30°

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EnglishHaryana TGT 2020

Q6908.The total surface area of a circular cylinder which has a height of 14 metres and a base of radius 3 metres, is:

A302.75 sq. metre B203.57 sq. metre C320.57 sq. metre D230.75 sq. metre

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EnglishHaryana TGT 2020

Q6909.The length of the hypotenuse of an isosceles right angled triangle whose one side is 4 2 cm, is:

A12 cm B8 cm C8 2 cm D12 2 cm

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EnglishHaryana TGT 2020

Q6910.How many bullets can be made out of a lead circular cylinder of 28 cm high and 6cm radius, each bullet being 1.5 cm in diameter?

A1279 B1792 C2179 D2772

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EnglishHaryana TGT 2020

Q6911.If AB, BC and CD are equal chords of a circle with O as centre and AD diameter, then ∠ ∠AOB=

A60° B90° C120° D135°

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EnglishHaryana TGT 2020

Q6912.Perimeter of a square is 24 2 cm. Its diagonal is:

A6 2 cm B8 2 cm C8 cm D12cm

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EnglishHaryana PGT 2018

Q6913.Which of the following statements is/are correct? S1: The sum and difference of any two irrational number need not be irrational. S2: Product of any two irrational number is irrational. S3; For any two distinct irrational number a and b, the number a b is irrational.

A1 2 3 S,S and S B2 3/S and S C1 2/S and S D1/S alone

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EnglishHaryana TGT 2019

Q6914.If the ratio of the volume of two spheres is 1: 8, then the ratio of their surface area is:

A1: 2 B1: 4 C1:8 D1: 16

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EnglishHaryana TGT 2019

Q6915.How many two-digit numbers are divisible by 3?

A30 B29 C85 D99

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EnglishUKPSC Lecturer (Mains) 2020

Q6916.For all natural numbers, (3.52n+1 +23n+1) is divisible by:

A18 B15 C11 DNone of these

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EnglishHaryana TGT 2020

Q6917.What is the number in the unit place in the following? (751)751 ×(263)271 ×(137)138 ×(339)339

A6 B7 C8 D9

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EnglishHaryana TGT 2020

Q6918.A certain number of men can do a work in 60 days. If there were 8 men less it could be finished in 10 days more. Number of men are:

A14 men B28 men C56 men D112 men

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EnglishHaryana TGT 2020

Q6919.Two numbers have 16 as their HCF and 146 as their LCM, then one can say that:

AMany such pairs of numbers exist BOnly one such pair of numbers exists Cno such pair of numbers exists DOnly two such pairs of numbers exist

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EnglishHaryana TGT 2020

Q6920.A pot contains 81 liters of pure milk, 1 3 of the milk is replaced by the same amount of water. Again 1 3 of the mixture is replaced by that amount of water, What is the ratio of milk and water in the new mixture?

A1:2 B2:5 C3:7 D4:5

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