# SSC CHSL (Tier - 1) Online Exam Paper - 2019 "held on 18 OCTOBER 2020"Morning-Shift (Quantitative Aptitude)

**SSC CHSL (Tier - 1) Online Exam Paper - 2019 "held on 18 October 2020"**

**Morning-Shift (Quantitative Aptitude)**

**Q1. The following graph shows the data of five companies A,B,C,D,E with respect to the male and female reatio of employees above, or below the average salary.**

**If in the company D, the percentage of employees above the average salary is 16% which is equal to 80, then the number of employees below average salary are:**

**Option:**

1. 520

2. 300

3. 420

4. 470

**Q2. 25 men can complete a task in 16 days. Four days after they started working, 5 more men, with equal workmanship, joined them. How many days will be needed by all to completer the remaining task?**

**Option:**

1. 10 days

2. 12 days

3. 15 days

4. 18 days

**Q3. If , _{}where a,b,c,d are nutural numbers, then the value of a+b+c+d is:**

**Option:**

1. 1

2. 0

3. 2

4. 4

**Q4. A person purchased 40 items at some price. He sold some items at a profit of 30% by selling them at a price equal to the cost price of 26 items. The remaining items are sold at 18% profit. The total profit percentage is:**

1. 27%

2. 28%

3. 24%

4. 25%

**Q5. **

**A circle is inscribed in the triangle ABC whose sides are given as AB=10,BC=8,CA=12 units as shown in the figure. The value of AD x BF is:**

**Option:**

1. 21 units

2. 15 units

3. 18 units

4. 16 units

**Q6. then the value of _{ }is:**

**Option:**

1. 6

2. 5

3. 3

4. 4

**Q7. **

**PA and PB are tangents to the circle and O is the centre of the circle.The radius is 5cm and PO is 13cm. If the area of the triangle PAB is M, then the value of _{ }is:**

**Option:**

1. _{}

2. _{}

3. _{}

4. _{}

**Q8. The following graph shows the profit (in crore) earned by a company in the years from 2012 to 2019.**

**The percentage increase in the profit from the previous year, is greatest in the year.**

**Option:**

1. 2017

2. 2015

3. 2018

4. 2013

**Q9. If a sinA+b cosA=c, then a cosA-b sinA is equal to:**

**Option:**

1. _{}

2. _{}

3.

4.

**Q10. If the length of a rectangle is increased by 12% and the breadth is decreased by 8%, the net effect on the area is :**

**Option:**

1. decrease by 2.6%

2. increase by 3.04%

3. increase by 2.6%

4. decrease by 3.04%

**Q11. The following graph shows the data of the number of candidates that appeared and qualified for a competitive exam for the colleges A,B,C,D,E.**

**Based on the information, the difference between the percentage of students that qualified, from the colleges B and D is:**

**Option:**

1. 18

2. 15

3. 12

4. 20

**Q12. In a 56 liters mixture of milk and water, the ratio of milk to water is 5:2. In order to make the ratio of milk to water 7: 2, some quantity of milk is to be added to the mixture. The quantity of the milk present in the new mixture will be:**

**Option:**

1. 16 liters

2. 40 liters

3. 48 liters

4. 56 liters

**Q13. If the value of is same as of √x √y, then which of the following relations between x and y is correct?**

**Option:**

1. 9*x*+4*y*=36

2. 9*x*+4*y*=24

3. 9*x*-4*y*=36

4. 9*x*-4*y*=24

**Q14. A man has 10,000. He lent a part of it at 15% simple interest and the remaining at 10% simple interest. The total interest he received after 5 days amounted to 6,500. The difference between the parts of the amounts he lent is:**

**Option:**

1. 1,750

2. 2,500

3. 2,000

4. 1,500

**Q15. If one side of a triangle is 7 with its perimeter equal to 18, and area equal to √108, then the other two sides are:**

**Option:**

1. 3.5 and 7.5

2. 6 and 5

3. 7 and 4

4. 3 and 8

**Q16. ,then the value of cot A is:**

**Option:**

1. 2

2. 1

3. 4

4. 3

**Q17. If x is the square of the number when _{} is devided by _{}, then the value of 81x is:**

**Option:**

1. 16

2. 4

3. 36

4. 9

**Q18. Ravi starts for his school form his house on his cycle at 8:20 a.m. If he runs his cycle at a speed of 10 km/h, he reaches his school 8 minutes lete, and if he drives the cycle at a speed of 16 km/h, he reaches his school 10 minutes early. The school starts at:**

**Option:**

1. 9:40 a.m.

2. 8:40 a.m.

3. 8:50 a.m.

4. 9:00 a.m.

**Q19. If a% of 240 is c and c% of a is 117.6, then the value of a+c is:**

**Option:**

1. 144

2. 260

3. 196

4. 238

**Q20. A secant is drawn from a point P to a circle so that it meets the circle first at A, then goes throughthe centre, and leaves the circle at B. If the length of the tangent from P to the circle is 12 cm, ad the radius of the circle is 5cm, then the distance from P to A is:**

**Option:**

1. 10 cm

2. 8 cm

3. 12 cm

4. 18 cm

**Q21. The given pie chart shown the percentage of students enrolled into the colloege A,B,C,D,E and F in a city, and the table shows the ratio of boys to girls in the colloegel.**

**Based on this information , if the total number of sutdents is 9800, then the number of girls in the college B is:**

**Option:**

1. 504

2. 560

3. 280

4. 1008

**Q22. A shopkeeper pays 12% of the cost price as tax while purchasing an item whose cost is 500. He wants to earn a profit of 20% after giving a discount of 16% on the marked price. So, the marked price should be:**

**Option:**

1. 800

2. 780

3. 960

4. 840

**Q23. If _{},then the value of _{} is:**

**Option:**

1. 16

2. 32

3. 14

4. 21

**Q24. Which of the following numbers is divisible by 2,5 and 10?**

**Option:**

1. 7,20,345

2. 149

3. 19,400

4. 1,25,372

**Q25. Several students have take an exam. There was an error in the answer key which affected the marks of 48 students, and their average marks reduced form 78 to 66. The average of remaining students increased by 3.5 marks. This resulted the reduction of the average of all students by 4.5 marks. The number of sutdents that attended the exam is:**

**Option:**

1. 96

2. 84

3.100

4. 93