Explore topic-wise MCQs in Arithmetic Ability.

This section includes 1365 Mcqs, each offering curated multiple-choice questions to sharpen your Arithmetic Ability knowledge and support exam preparation. Choose a topic below to get started.

701.

If Cosec θ = 17/8, then what is the value of Cos θ?

A. 44423
B. 15/17
C. 42217
D. 17/15
Answer» C. 42217
Discussion
702.

If Cosec θ = 17/8, then Cot θ = ?

A. 44425
B. 44423
C. 42217
D. 17/15
Answer» C. 42217
Discussion
703.

If cosec π/4 - ­ sin π/3 = x, then the value of x is

A. 4/√3
B. (2√2­-√3)/2
C. (1­-√3)/√3
D. √3+2
Answer» C. (1­-√3)/√3
Discussion
704.

If cosec ­4π/3 = x, then the value of x is

A. √2
B. 2/√3
C. √2
D.
Answer» C. √2
Discussion
705.

If cosec 45° - sin 30° = x, then x is

A. 5/√3
B. (√6-1)/√2
C. √3+2
D. (2√2-1)/2
Answer» E.
Discussion
706.

If cosec 240° = x, then the value of x is

A. √2
B. 2
C.
D.
Answer» D.
Discussion
707.

If cosAcotA/(1 -­ sinA) = x, then the value of x is

A. 1 -­ cosecA
B. 1 + cosecA
C. 1 + secA
D. 1 -­ secA
Answer» C. 1 + secA
Discussion
708.

If cosC + cosD = x, then value of x is

A. 2cos[(C+D)/2]cos[(C-D)/2]
B. 2sin[(C+D)/2]sin[(C-D)/2]
C. 2cos[(C+D)/2]sin[(C-D)/2]
D. 2sin[(C+D)/2]cos[(C-D)/2]
Answer» B. 2sin[(C+D)/2]sin[(C-D)/2]
Discussion
709.

If cosec 135° = x, then the value of x is

A. √2
B. 2
C.
D. 1/√3
Answer» B. 2
Discussion
710.

If cosA = x, then x is

A. √(1 - cos2A)
B. √(1 + sin2A)
C. √(1 + cos2A)
D. √(1 - sin2A)
Answer» E.
Discussion
711.

If Cos θ = 5/13, then Cosec θ = ?

A. 44535
B. 44328
C. 44329
D. 44543
Answer» E.
Discussion
712.

If Cos θ = 35/37 , then what is the value of Cot θ?

A. 13119
B. 35/12
C. 37/12
D. 13850
Answer» C. 37/12
Discussion
713.

If cos3A = X, then value of X?

A. 4cos3A - 3cosA
B. 4cos3A + 3cosA
C. 3cosA - 4cos3A
D. cosA + 4cos3A
Answer» B. 4cos3A + 3cosA
Discussion
714.

If cosA/(1 - sinA) = x, then the value of x is

A. secA - tanA
B. cosecA + tanA
C. secA + tanA
D. cosecA - tanA
Answer» D. cosecA - tanA
Discussion
715.

If Cos θ = 35/37, then what is the value of Cosec θ?

A. 37/12
B. 33/12
C. 35/12
D. 13119
Answer» B. 33/12
Discussion
716.

If cosθ = 4/5, then (secθ + cosecθ) =_x005F_x000D_

A. 44323
B. 44545
C. 35/12
D. 44328
Answer» D. 44328
Discussion
717.

If cos ­-11π/6 = x, then the value of x is

A.
B. 44228
C. -2
D. √3/2
Answer» E.
Discussion
718.

If cosπ/4c - tanπ/4c = x, then x is

A. (√3+4)/2√3
B. (2√2-1)/2
C. (1-√2)/√2
D. 5/√3
Answer» D. 5/√3
Discussion
719.

If Cos θ = 15/17 , then what is the value of Cosec θ?

A. 44425
B. 42948
C. 42217
D. 17/15
Answer» B. 42948
Discussion
720.

If cos 45° - sec 60° = x, then the value of x is

A. (√3-4)/2√3
B. 1
C. (1-2√2)/√2
D. (√3+√2)/2
Answer» D. (√3+√2)/2
Discussion
721.

If cos -300° = x, then the value of x is

A. 44228
B.
C. -0.5
D. √3/2
Answer» B.
Discussion
722.

If cos 45° - ­ sec 30° = x, then value of x is

A. (1+√2)/2
B. (2√2­√3)/2
C. (√3­2√2)/√6
D. 4/√3
Answer» D. 4/√3
Discussion
723.

If cos -4Ï€/3 = x, then the value of x is

A. √3/2
B. 44228
C.
D. -0.5
Answer» E.
Discussion
724.

If cos 27° = x, the value of tan 63° is

A. x1-x2
B. x1+x2
C. 1-x2x
D. 1+x2x
Answer» B. x1+x2
Discussion
725.

If cos 240° = x, then value of x is

A.
B.
C. 44228
D. -0.5
Answer» E.
Discussion
726.

If cos 2Ï€/3c = x, then the value of x is

A. -0.5
B. 44228
C.
D. √3/2
Answer» B. 44228
Discussion
727.

If cos -225° = x, then the value of x is

A. 44228
B. √3/2
C.
D.
Answer» E.
Discussion
728.

If cos 21° = x/y, then cosec 21° -­ cos 69° is equal to

A. x2yy2-x2
B. y2xy2-x2
C. y2xx2-y2
D. x2yx2-y2
Answer» B. y2xy2-x2
Discussion
729.

If cos 135° = x, then the value of x is

A.
B.
C. -0.5
D. 2
Answer» B.
Discussion
730.

If b + c = ax, c + a = by, a + b = cz, then the value 19[1x+1+1y+1+1z+1] is:_x005F_x000D_  _x005F_x000D_

A. 44440
B. 1
C. 0
D. 44256
Answer» B. 1
Discussion
731.

If angles of measure (5y + 62°) and (22° + y) are supplementary , then value of y is

A. 16°
B. 32°
C. 8°
D. 1°
Answer» B. 32°
Discussion
732.

If a.sin 45°.cos 45°.tan60° = tan 245° ­ cos60° then find the value of a ?

A. 13
B. 3
C. 1
D. 32
Answer» B. 3
Discussion
733.

If angles M and N measure 60 deg and 30 deg respectively, (sinM) x (cotN) = ?

A. 44228
B. √3/2
C. 44230
D. 0
Answer» D. 0
Discussion
734.

If α + β = 90° and α:β = 2:1, then the ratio of cosα to cosβ is

A. 1:√3
B. 0.04375
C. 1:√2
D. 0.043055555555556
Answer» B. 0.04375
Discussion
735.

If α and β are the roots of equation x2 – 2x + 4 = 0, then what is the equation whose roots are α3/β2 and β3/α2?

A. x2 – 4 x + 8 = 0
B. x2 – 32 x + 4 = 0
C. x2 – 2 x + 4 = 0
D. x2 – 16 x + 4 = 0
Answer» D. x2 – 16 x + 4 = 0
Discussion
736.

If a+b+c = 0, then (a^3 + b^3 + c^3)^2 = ?

A. 27abc
B. 9abc
C. 3abc
D. 9a^2b^2c^2
Answer» E.
Discussion
737.

If a+b=5 and 3a+2b=20,then (3a+b)will be :_x005F_x000D_

A. 20
B. 15
C. 25
D. 30
Answer» D. 30
Discussion
738.

If A+B =12 and AB = 17 , What is the value ofA3+B3?_x005F_x000D_

A. 1116
B. 1166
C. 1106
D. 1213
Answer» B. 1166
Discussion
739.

If a sum of money deposited in a bank at simple interest is doubled in 6 years, then after 12 years, the amount will be

A. 5/2times the original amount
B. 3times the original amount
C. 7/2times the original amount
D. 4times the original amount
Answer» C. 7/2times the original amount
Discussion
740.

If a – (1/a) = b, b – (1/b) = c and c – (1/c) = a, then what is the value of (1/ab) + (1/bc) + (1/ca)?

A. – 3
B. – 6
C. – 1
D. – 9
Answer» B. – 6
Discussion
741.

If a + b + c = 7/12, 3a – 4b + 5c = 3/4 and 7a – 11b – 13c = – 7/12, then what is the value of a + c?

A. 44228
B. 44535
C. 44289
D. 44287
Answer» C. 44289
Discussion
742.

If (a + b + c) = 6 and a2+b2+c2= 14, then (ab + bc + ca) = ?_x005F_x000D_

A. 22
B. 11
C. 33
D. 44
Answer» C. 33
Discussion
743.

If (a + b)/c = 6/5 and (b + c)/a = 9/2, then what is the value of (a + c)/b?

A. 44325
B. 44388
C. 44507
D. 44293
Answer» E.
Discussion
744.

If A + B = 90 deg and Cos B = 1/3, then the value of Sin A is

A. 44228
B. 44287
C. 44256
D. 44257
Answer» D. 44257
Discussion
745.

If a:b = 3:8, find the value of (5a ­ 3b)/(2a + b).

A. 41883
B. 44453
C. -0.64285714285714
D. -1.5555555555556
Answer» D. -1.5555555555556
Discussion
746.

If a * b = 2a - 3b + ab, then 3 * 5 + 5 * 3  is equal to :

A. 22
B. 23
C. 24
D. 25
Answer» B. 23
Discussion
747.

If a/b = 1/4, b/c = 1/8 and a = 2 then the value of c is -_x005F_x000D_

A. 8
B. 16
C. 32
D. 64
Answer» E.
Discussion
748.

If a = -7, b = 5 and c = 2, then find the value of a3+b3+c3._x005F_x000D_

A. -210
B. -180
C. 180
D. 210
Answer» E.
Discussion
749.

If a/(a+b) = 15/21, what is (a+b)/(a-b) is equal to?

A. 44452
B. 44523
C. 44330
D. 44460
Answer» E.
Discussion
750.

If a = 2b = 8c and a + b + c = 13 then the value ofa2+b2+c22c is_x005F_x000D_  _x005F_x000D_

A. 92
B. 44352
C. 44236
D. 56
Answer» B. 44352
Discussion