SSC CHSL 2021-15.04.2021-1 SSC Question Paper

SSC CHSL 2021-15.04.2021-1 SSC Questions

51.

Section : Quantitative Aptitude
Study the given pie chart and answer the question that follows.
The pie chart represents the popularity of ice-cream flavours among families in the year 2019.
 
In 2019, if 20% of the ‘Other’ category was Anjeer flavour and 4082 people preferred Anjeer flavour, then how many people were surveyed?

A.

1,25,000

B.

1,50,000

C.

1,40,000

D.

1,30,000

ANSWER :

D. 1,30,000

52.

If θ is an acute angle and sinθ = cosθ, then the value of 2tan2 θ + sin2 θ - 1 is equal to:

A.

-7

B.

1

C.

3

D.

\(\dfrac{3}{2}\)

ANSWER :

D. \(\dfrac{3}{2}\)

53.

Rakesh sold a car for ₹5,00,000 at a 28% profit. At what price should he sell it to get a 32% profit?

A.

₹5,15,615

B.

₹5,15,620

C.

₹5,15,630

D.

₹5,15,625

ANSWER :

D.₹5,15,625

54.
The value of 25 + 184 ÷ [150 − {9 × 9 + (83 − 4 × 15)}] is:
A.
28
B.
27
C.
29
D.
26
ANSWER :
C. 29
55.
In a class, 60% of the students are girls and the rest are boys. 45% of the girls pass an examination and 40% of the boys failed. If the number of girls who failed is 66, the number of boys who passed the examination is:
A.
36
B.
48
C.
54
D.
60
ANSWER :
B. 48
56.
If â–³ABC ~â–³PQR, The perimeters of â–³ABC and â–³PQR are 72 cm and 43.2 cm, respectively. What is the ratio of the area of â–³ABC to the area of â–³PQR ?
A.
25:9
B.
36:25
C.
16:9
D.
9:4
ANSWER :
A. 25:9
57.

If x + y + z = 5, \(\dfrac{1}{x} + \dfrac{1}{y} + \dfrac{1}{z}\)= 0, xyz = 12 and x3 + y3 + z3 =151, then the value of ( x2 + y2 + z2) is:

A.

24

B.

23

C.

22

D.

21

ANSWER :

B. 23

58.
AB is a diameter of a circle with centre O. If C is any point on the circle such that ∠BAC = 42°, then find the measure of ∠BOC.
A.
60°
B.
63°
C.
42°
D.
84°
ANSWER :
D. 84°
59.

Study the graph and answer the question that follows.
The given chart represents the demand and production of leather bags of five companies U, V, X, Y and Z.
 
If the production of leather bags by company V is equal to 'm' times of the production of leather bags by company X, then the value of 'm' is:

A.

3.25

B.

2.75

C.

3

D.

2.5

ANSWER :

B. 2.75

60.
△ABC ∼ △EDF, Area DEF = 49 : 4. If AB, AC, BC are, respectively, 10 cm, 14 cm, 21 cm, then what is the length (in cm) of EF?
A.
4.5
B.
6
C.
3.5
D.
4
ANSWER :
D. 4