Math Chapter Wise

EnglishHaryana TGT 2020

Q261.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

Q262.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

Q263.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

Q264.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

Q265.How many two-digit numbers are divisible by 3?

A30 B29 C85 D99

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EnglishUKPSC Lecturer (Mains) 2020

Q266.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

Q267.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

Q268.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

Q269.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

Q270.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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EnglishHaryana TGT 2020

Q271.A shopkeeper allows a discount of 10 % to his customers and still gains 20 %. What is the market price on an article which costs ` ` ` 450 to the shopkeeper?

A` 600 B` 540 C` 615 D` 405

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EnglishHaryana TGT 2020

Q272.A tax on an item is diminished by 20 % and its consumption increases by 15 %, then the effect on revenue is:

AIncreased by 8 % BIncreased by 11 % Cdecreased by 8 % Ddecreased by 11 %

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EnglishHaryana TGT 2020

Q273.Two numbers are respectively 30 % and 40% less than a third number. What percent is the second of the first?

A5 85 % 7 B2 86 % 5 C5 58 % 7 D3 59 % 4

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EnglishHaryana TGT 2020

Q274.x and y are two positive integers such that the least prime factor of x is 3 and the least prime factor of y is 5, then the least prime factor of (x+y) is:

A1 B11 C7 D2

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EnglishHaryana TGT 2020

Q275.A number when divided by 114, Leaves remainder 21. If the same number is divided by 19, then the remainder is:

A0 B1 C2 D5

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EnglishHaryana TGT 2020

Q276.What is the least number which is subtracted from 22541, the difference may be a perfect square?

A17 B21 C31 D41

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EnglishHaryana TGT 2020

Q277.1 1 1 a b c ab bc ca b c a x x x x x x × × =

A1 B0 Cxabc Dabc

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EnglishHaryana TGT 2020

Q278.A man buys two horses for ` ` `1,350. He sells one so as to loss 6 % and the others so as to gain 7.5%. On the whole he neither gains nor losses. The cost of each horse is:

A` 570; `600 B` 750; `606 C` 705; `660 D` 750; `600

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EnglishHaryana TGT 2020

Q279.The number expansion of the number 14753 1250 will terminate after:

AOne decimal place BTwo decimal place CThree decimal place DFour decimal place

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EnglishHaryana TGT 2020

Q280.The sum and difference of the LCM and HCF of two numbers are 592 and 518 respectively. If the sum of the numbers be 296, then the numbers are:

A107 and 111 B111 and 158 C111 and 185 D158 and 167

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