### Practice Aptitude Questions with Solution for SSC CGL Exam Set-10

Practice Aptitude Questions with Solution for SSC CGL Exam Set-10:
The list of practice Aptitude Questions with Solutions for SSC CGL Exam was given here, candidates those who are preparing for the examination can use this practice questions.

1).If 50% of x=30%y,then x:y is
a)    2:3
b)    5:3
c)    3:2
d)    3:5

2).If a sinθ + b cos θ =c, then a cosθ – b sin θ is equal to
a)    ±√(a+b-c)
b)    ± √(a2 +b2+c2)
c)    ±√(a2+b2-c2)
d)    ±√(c2+a2 –b2)

3).If sin θ + cos θ =√2 sin (90°-θ), then the value of cot θ is
a)    –√ 2 -1
b)    √2-1
c)    √2+1
d)    √-2+1

4).If θ is a positive acute angle and 3(sec2 θ +tan2θ) =5,then the value of cos2θ is
a)    1/2
b)    1/√2
c)    √3/2
d)    1

5).If xcos2 30°. sin 60° = (tan2 45°.sec 60o)/cosec 60° then the value of x is
a)    1/√3
b)    1/√2
c)    2 2/3
d)    1/2

6).If tan∝ =2, then the value of (cosec2∝ - sec2∝)/(cosec2∝+ sec2∝)  is
a)    -15/9
b)    -3/5
c)    3/5
d)    17/5

7).If sin (θ+30°) =3/√12, then the value of cos2 θ is
a)    1/4
b)    √3/2
c)    3/4
d)    1/2

8).In a right angled triangle ∆PQR, PR is the hypotenuse of length 20 cm, ∠PRQ=30°, The area of the triangle is
a)    50 √3 cm2
b)    100 √3 cm2
c)    25 √3 cm2
d)    100 /√3 cm2

9).If o≤θ≤90° and 4 cos2 θ -4√3 cos θ+3 =0 then the value of θ  is
a)    30°
b)    45°
c)    90°
d)    60°

10).If x:y=3:2,then the value of x+y/x-y is
a)    5:1
b)    1:3
c)    1:5
d)    3:1