Math Chapter Wise

EnglishEMRS TGT-2023

Q21.Which of the following represents the cost

A2 4V C 5 3x x = + B2 4x C 3x V = + C2 4x C 5 3x V = + D2 4V C 3x x = +

Show answer

EnglishEMRS TGT-2023

Q22.Taking the distance covered as x km and fare as rupee 25, a linear equation for the information will be:

A8x – y + 17 = 0 B25 + 8x = y C8x – y + 15 = 0 D8x – y + 9 = 0

Show answer

EnglishEMRS TGT-2023

Q23.Anubhav went to his office in an auto and paid rupee 169 as fare. Distance covered by him (in km) is:

A22 B21 C19 D20

Show answer

EnglishKVS PGT 2023

Q24.A solution is to be kept between 50° C and 55° C. What is the range of temperature in degree Fahrenheit, if the conversion formula is F = 9 5 C + 32?

ABetween 122°F and 131°F BBetween 120°F and 131°F CBetween 124°F and 140°F DBetween 122°F and 135°F

Show answer

EnglishKVS PGT 2023

Q25.The diameter of a circle is increasing at the rate of 1 cm s. When its radius is π, the rate of increase of its areas 2 cm in s

Aπ2 B2π2 Cπ D2π

Show answer

EnglishKVS PGT 2023

Q26.The approximate value of (33)1/5 is:

A2.02 B2.015 C2.15 D2.0125

Show answer

EnglishKVS PGT 2023

Q27.23n -1, n ∈ N, is divisible by:

A8 B7 C9 D6

Show answer

EnglishKVS PGT 2023

Q28.A survey shows that 54% of the students from an school like to read short stories where as 62% like to read poems. If x%, of the students like to read both short stories and poems, then:

Ax = 84 Bx = 16 C16 ≤ x ≤62 D16 ≤ x ≤ 54

Show answer

EnglishKVS PGT 2023

Q29.For all n∈N, 24n - 15n - 1 divisible by:

A225 B125 C325 D315

Show answer

EnglishKVS PGT 2023

Q30.One vertex of the equilateral triangle with centroid at origin and one side x + y - 2 = 0 is:

A(-1, -1) B(2, 2) C(-2, -2) D(2, -2)

Show answer

EnglishNVS PGT 2022

Q31.For all n ≥ 1, () 1 1 1 1 + + +......+ 1.2 2.3 3.4 n n +1 is equal to:

A1 n 1 + Bn n 1 + C2n n 1 + Dn 2n 1 +

Show answer

EnglishNVS PGT 2022

Q32.If x 5 + ≤ 2, z = x + iy, then the greatest value of z 2 + is:

A2 B4 C5 D6

Show answer

EnglishNVS PGT 2022

Q33.The least value of ‘n’ which satisfies 1 + 3 + 32 +... +3n−1 > 700 is:

A4 B5 C6 D7

Show answer

EnglishNVS PGT 2022

Q34.The approximate change in the volume V of a cube of side x meters caused by increasing the side by 2% is:

A0.08 x3/m3 B0.04 x3/m3 C0.06 x3/m3 D0.008 x3/m3

Show answer

EnglishNVS PGT 2022

Q35.34n+2 + 52n+1 is completely divisible by:

A15 B14 C13 D12

Show answer

EnglishNVS PGT 2022

Q36.If x = 2 + 2 1 3 3 2 2, + Then the value of x3 – 6x2 + 6x is:

A3 B2 C1 D0

Show answer

EnglishNVS PGT 2022

Q37.If n is a +ve integer, 32n − 8n − 1 is divisible by:

A84 B64 C81 D49

Show answer

EnglishNVS PGT 2022

Q38.The longest side of a triangle is 4 times the shortest side and the third side is 3 cm shorter than the longest side. If the perimeter of the triangle is at least 42 cm, the minimum length of the shortest side is:

A6 cm B5 cm C9 cm D7 cm

Show answer

EnglishNVS PGT 2022

Q39.If 1 1 4 4 2x 3x 7, − + = then x is equals to:

A16 or 81 B1 16 or 81 C1 1 or 16 81 − D–16 or –81

Show answer

EnglishNVS PGT 2022

Q40.In how many ways can the number 5040 be resolved into two factors?

A12 B20 C30 D60

Show answer