SSC CHSL 2021 12th August Shift 2 Previous Year Paper Quantitative Aptitude questions | CHSL Past Year Papers

1. SSC CHSL 2021 12th August Shift 2 - QA | Number Theory - SSC

If the nine-digit number 259876p05 is completely divisible by 11. then what is the value of (p² + 5)?

A.
48
B.
45
C.
54
D.
50

2. SSC CHSL 2021 12th August Shift 2 - QA | Trigonometry - SSC

If 5 tan A = 12, then what is the value of $\frac{13 \sin A + 20 \tan A}{15 \tan A - 13 \cos A}$ , where A is an acute angle ?

A.
$\frac{31}{41}$
B.
$\frac{41}{50}$
C.
1 $\frac{19}{41}$
D.
1 $\frac{29}{31}$

3. SSC CHSL 2021 12th August Shift 2 - QA | Lines & Angles - SSC

The side OR of a triangle PQR is extended to a point S. If ∠PRS = 104° and ∠RQP = $\frac{3}{5}$ ∠QPR, then the value of ∠QPR is:

A.
65°
B.
55°
C.
45°
D.
58°

4. SSC CHSL 2021 12th August Shift 2 - QA | Simple Equation - SSC

The value of 56 ÷ [12 + 9 ÷ 3 - {8 + (18 of 2 ÷ 9) - (40 ÷ 5 of 2)}] + $\frac{27 + \frac{2}{5} of 75}{5 + \frac{2}{3} \times (58 - 37)}$ is:

A.
8
B.
11
C.
-11
D.
-8

5. SSC CHSL 2021 12th August Shift 2 - QA | Circles - SSC

O is the centre of a circle of radius 9 cm. M is a point outside the circle and MN is a tangent to the circle. What is the length (in cm) of OM if the length MN is 12 cm?

A.
17
B.
12
C.
15
D.
21

6. SSC CHSL 2021 12th August Shift 2 - QA | Tables & Graphs - SSC

Study the following bar graph and answer the question given below.
The bar graph represents the total number of applications received for B.Sc. Mathematics by two different colleges A and B in 5 different years.

In 2015, out of the total number of applications received by colleges A and B together, only 60% were accepted. What were the total number of applications accepted by colleges A and B together in 2015?

A.
250
B.
260
C.
240
D.
180

7. SSC CHSL 2021 12th August Shift 2 - QA | Tables & Graphs - SSC

Study the given bar graphs and answer the question that follows.
The bar graphs represent the amount invested in raw materials (in ₹ crore) and the sale of the products, by a textile company in the years 2007— 2012. The X-axis represents the years. The Y-axis represents the amount invested in raw materials (in ₹ crore) in figure 1 and sale of products in figure 2, respectively.

Figure 1

Figure 2

In 2011, the sale of products had increased by certain percentage with respect to the previous year. In 2012, by what percent should the sale of products increase from its present value so that it shows the same percent increase as had been shown in 2011?

A.
94
B.
98
C.
96
D.
95

8. SSC CHSL 2021 12th August Shift 2 - QA | Trigonometry - SSC

If sin² x = 3 cos² x and 0° ≤ x ≤ 90°, then what is the value of $\frac{x}{2}$ ?

A.
22.5°
B.
45°
C.
15°
D.
30°

9. SSC CHSL 2021 12th August Shift 2 - QA | Tables & Graphs - SSC

Study the given graph and answer the question that follows.

The average number of computers of type B sold in January, February and June exceeds by 20 the number of computers of type A sold in:

A.
March
B.
April
C.
June
D.
May

10. SSC CHSL 2021 12th August Shift 2 - QA | Simple & Compound Interest - SSC

A man invested ₹2,400 at 5% and ₹5,400 at 9% simple interest. What amount(in ₹) will he get from his investments after 6 years?

A.
45,600
B.
31,200
C.
83,136
D.
11,436

11. SSC CHSL 2021 12th August Shift 2 - QA | Simple Equation - SSC

If a = $\frac{\sqrt{5} + 2}{\sqrt{5} - 2}$ and b = $\frac{\sqrt{5} - 2}{\sqrt{5} + 2},$ then the value of 2a² + 2b² - 5ab is equal to:

A.
693
B.
649
C.
635
D.
639

12. SSC CHSL 2021 12th August Shift 2 - QA | Number Theory - SSC

The value of a³ + b³ + c³ - 3abc, when a = 125, b = 127 and c = 129, is:

A.
4725
B.
4572
C.
4752
D.
3752

13. SSC CHSL 2021 12th August Shift 2 - QA | Percentage, Profit & Loss - SSC

The marked price of a table is ₹3,000, which is 25% above the cost price. It is sold at a discount of 20% on the marked price. What is the profit or loss per cent?

A.
Loss, 5%
B.
Profit, 10%
C.
Profit, 15%
D.
Noprofit, no loss

14. SSC CHSL 2021 12th August Shift 2 - QA | Circles - SSC

△ABC is drawn in a circle such that AC = BC and ∠BAC = 65°. From points B and C two tangents are drawn which intersect at point P. What is the measure of ∠BPC?

A.
52.5°
B.
50°
C.
55°
D.
32.5°

15. SSC CHSL 2021 12th August Shift 2 - QA | Trigonometry - SSC

If cosec A = 10, then what is the value of 20 sin A + 9 $\sqrt{11}$ sec A?

A.
23
B.
34
C.
32
D.
30

16. SSC CHSL 2021 12th August Shift 2 - QA | Ratio, Proportion & Variation - SSC

The daily wages of P, Q and are in the proportion 5 : 7 : 8. If Q earns ₹560 per day, then what are the daily wages(in ₹) of R and P, respectively?

A.
400 and 640
B.
350 and 590
C.
640 and 400
D.
590 and 350

17. SSC CHSL 2021 12th August Shift 2 - QA | Triangles - SSC

The area of an equilateral triangle is 10.24 $\sqrt{3}$ m². Its perimeter (in m) is:

A.
3.2
B.
9.6
C.
6.4
D.
19.2

18. SSC CHSL 2021 12th August Shift 2 - QA | Coordinate Geometry - SSC

The square of the diagonal of a cube is 2175 cm². What is the total surface area (in cm²) of the cube?

A.
4305
B.
4272
C.
4530
D.
4350

19. SSC CHSL 2021 12th August Shift 2 - QA | Percentage, Profit & Loss - SSC

A shopkeeper bought 95 dozen oranges at ₹4.50 each. 7 dozen oranges were rotten and so were discarded. He sold the remaining oranges at ₹78 per dozen. What is his profit or loss per cent (to the nearest integer)?

A.
Profit, 45%
B.
Profit, 34%
C.
Loss, 34%
D.
Loss, 45%

20. SSC CHSL 2021 12th August Shift 2 - QA | Average, Mixture & Alligation - SSC

The average age of 7 members of a family is 35 years. If the youngest members are twins and they are 15 years old, then what was the average age (in years) of the family members at the time of the birth of the twins?

A.
28
B.
27
C.
30
D.
25

21. SSC CHSL 2021 12th August Shift 2 - QA | Simple Equation - SSC

If (7x - 10y) = 8 and xy = 5, then what is the value of 49x² + 100y²?

A.
764
B.
632
C.
623
D.
746

22. SSC CHSL 2021 12th August Shift 2 - QA | Time & Work - SSC

A and B can complete a piece of work in 27 days and 54 days, respectively. They completed the work in 9 days with the help of C. How many days will C take to complete eight-ninths of the work alone?

A.
16
B.
24
C.
30
D.
45

23. SSC CHSL 2021 12th August Shift 2 - QA | Percentage, Profit & Loss - SSC

A's salary is 15% less than B's salary. B's salary is 30% less than C's salary. By how much percent approximately, is C's salary more than A's salary?

A.
68
B.
45
C.
75
D.
40

24. SSC CHSL 2021 12th August Shift 2 - QA | Tables & Graphs - SSC

The line graph shows the production (in tonnes) and the sales (in tonnes) of a company.
What is the ratio of the production of the company in 2015 and 2016 taken together to the sales in 2017 and 2019 taken together?

A.
195 : 214
B.
307 : 330
C.
307 : 229
D.
307 : 254

25. SSC CHSL 2021 12th August Shift 2 - QA | Time, Speed & Distance - SSC

A train, 500 m long, passes a railway platform 400 m long, in one minute with uniform speed. What is the time (in seconds) taken by the train to pass a man riding a motorbike,travelling opposite to the direction of the train, at a speed of 18 km/h?

A.
30
B.
48
C.
54
D.
25

SSC CHSL 2021 12th August Shift 2 - QA

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