Math Chapter Wise

EnglishDSSSB 23 SEP 2018 (9 AM-11 AM)

Q7021.Three numbers are in the ratio 3: 5: 9. It their least common multiple (LCM) is 810, What is their greatest common multiple (HCF)?

A18 B6 C15 D12

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EnglishDSSSB 23 SEP 2018 (9 AM-11 AM)

Q7022.A sum of money become 120% of itself in 3 years. In how many years will it become 150% of itself?

A15/2 B7 C5 D17/2

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EnglishDSSSB 23 SEP 2018 (9 AM-11 AM)

Q7023.The value of () () () () () () 3 3 3 2 2 2 1.5 - 4.7 + 3.2 +4.5×4.7×3.2 1.5 + 4.7 + 3.2 +1.5×4.7 +4.7×3.2-3.2×1.5 is equal to:

A0 B10 C0.1 D0.001

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EnglishDSSSB 23 SEP 2018 (9 AM-11 AM)

Q7024.The highest common factor (HCF) of two numbers is 36 and their sum is 1260. If both are 3 digit numbers, then how many pairs of numbers are possible?

A10 B5 C7 D4

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EnglishLT 2018

Q7025.If 3 3 1 1 f x x, x x − = − − = − − = − − = − then the value of f(1) is

A–2 B–1 C0 D4

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7026.Sum of two irrational number is–

ARational BIrrational CReal DNone of these

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7027.The sum of two numbers is 50. The fraction obtained by dividing the larger number by the smaller number is 3/2. The numbers are–

A25, 25 B10, 40 C15, 35 D20, 30

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7028.Mother's age is three times the age of her son. After 5 years their ages will add to 66 years. What is the present age of the mother?

A45 years B42 years C55 years D30 years

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7029.The decimal number 1.23657657657657... is equal to the rational number–

A123/99 B1235/9990 C123657/100000 D123534/99900

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7030.The number of positive divisors of 252 is–

A5 B9 C10 D18

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7031.The digit in the unit's place of 5834 is–

A5 B0 C1 D3

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7032.A two-digit number is such that the product of its digits 12. When 36 is added to this number, the digits interchange their places. The number is–

A62 B35 C26 D48

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7033.Let average of three numbers be 16. If two of the numbers are 8 and 10, what is the remaining number?

A-30 B18 C12 D30

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EnglishDSSSB TGT (SECTION-B) 28 DEC 2014

Q7034.The average of the squares of the numbers 0,1,2,....,n is–

A1 n(n 1) n B1 n(2n 1) 6 C1 (n 1)(2n 1) 6 DNone of these

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EnglishJDD-75-PGT TIER II-X-15 28.06.2015

Q7035.The value of 3 3 5 2 5 2 + − − + − − + − − + − − is–

A1 B2 C3 D4

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EnglishJDD-75-PGT TIER II-X-15 28.06.2015

Q7036.If 4x = 8y, then the value of x 1 y − is–

A0 B1/2 C1 DNone of these

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EnglishJDD-75-PGT TIER II-X-15 28.06.2015

Q7037.If n n 1 5 5 30 − + = + = then the value n / 2 (2n) is–

A12 B4 C6 D8

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EnglishJDD-75-PGT TIER II-X-15 28.06.2015

Q7038.How many digits are there in 17 2 14 2 3 5 7

A14 B16 C15 D17

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EnglishJDD-75-PGT TIER II-X-15 28.06.2015

Q7039.The decimal number 2.357357357… is equal to the rational number–

A2355/1001 B2355/999 C2355/9999 D2359/10001

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EnglishJDD-75-PGT TIER II-X-15 28.06.2015

Q7040.If 1 x 2cos x 10 π + = + = then 5 5 1 x + + is equal to–

A2 B0 C32 DNone of these

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