SSC CHSL 2021-10.08.2021-1 SSC Question Paper

SSC CHSL 2021-10.08.2021-1 SSC Questions

61.
Let O be the centre of a circle and AC be the diameter. BD is a chord intersecting AC at E. AD and AB are joined. If ∠BOC = 40° and ∠AOD = 120°, then ∠BEC is equal to:
A.
55°
B.
80°
C.
90°
D.
70°
ANSWER :
B. 80°
62.

The simple interest on a sum of ₹12,000 at the end of 5 years is ₹6,000. What would have been the compound interest on the same sum at the same rate for 3 years when compounded annually?

A.

₹3,970

B.

₹3,972

C.

₹3,600

D.

₹2,520

ANSWER :

B. ₹3,972

63.

10 men or 15 women can complete a work in 30 days. In how many days can 15 men and 27 women complete the work?

A.

\(6\frac{1}{11}\)

B.

\(5\frac{1}{11}\)

C.

\(11\frac{1}{11}\)

D.

\(9\frac{1}{11}\)

ANSWER :

D. \(9\frac{1}{11}\)

64.

A person saves 25% of his income. If his income increases by 20% and his saving remains the same, then what will be the increased percentage of his expenditure?

A.

20

B.

26

C.

30

D.

\(26\frac{2}{3}\)

ANSWER :

D. \(26\frac{2}{3}\)

65.

Study the given bar graph and answer the question that follows.
The bar graph shows the exports of cars of types A and B (in ₹ million).

What is the ratio of the total exports of cars of type A in 2016 and 2018 to the total exports of cars of type B in 2015 and 2017?

A.

23:21

B.

15:29

C.

18:23

D.

21:23

ANSWER :

A. 23:21

66.

If \(x^6 - 6xy^5 = (x^2 + Ay^2)(x^2 + Bxy + Cy^4)\), then what will be the value of (A2 - B2 + C2) ?

A.

27

B.

42

C.

36

D.

18

ANSWER :

C. 36

67.

Students of Primary, Middle, Secondary and Sr. Secondary classes collected donation for a Relief Fund as shown in the given pie chart. If the donation collected from Middle classes was ₹26,750, then how much more money was collected by Middle classes as compared to Secondary classes?

A.

₹6,075

B.

₹1,125

C.

₹675

D.

₹2,025

ANSWER :

C. ₹675

68.

For 0° < θ < 90° 3 secθ + 4 cosθ = \(4\sqrt{\sqrt{3}}\), fimd the value of (1 - sinθ + cosθ).

A.

\(\frac{1 + 2\sqrt{3}}{2}\)

B.

\(\frac{1 + \sqrt{3}}{2}\)

C.

\(\frac{1 - \sqrt{3}}{2}\)

D.

\(\frac{1 - 2\sqrt{3}}{2}\)

ANSWER :

B. \(\frac{1 + \sqrt{3}}{2}\)

69.
An article is sold at a certain price. If it is sold at of this price, there is a loss of . What is the percentage profit or percentage loss when it is sold at 40% of the original selling price?
A.
Loss 12%
B.
Profit 18%
C.
Loss 20%
D.
Profit 15%
ANSWER :
C. Loss 20%
70.
In triangle ABC, AD is the internal bisector of ∠A meeting BC at D. If BD = 3.6 cm and BC = 8 cm, then the ratio of AB to AC will be:
A.
11:9
B.
7:13
C.
13:7
D.
9:11
ANSWER :
D. 9:11