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

Afternoon-Shift (Quantitative Aptitude)

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Q1. P can work thrice as fast as Q. Working independently, Q can complete a task in 24 days. In how many days can P and Q together finish the same task?

Option:

1. 4

2. 5

3. 8

4. 6

Q2. The given bar chart shows the number of students in a class who have secured marks in three ranges:>=75%,60%-74% and <60%.

What is the ratio of percentage of boys and girls who got marks from 60% to 74%?

Option:

1. 64.12 : 88.23

2. 62.78 : 82.67

3. 69.23 : 81.53

4. 67.54 : 87.45

Q3. If  find the vlaue of sinθ+cosθ.

Option:

1. 

2. 

3. 

4. 

Q4. If a+b+c+d=2, then the maximum value of (1+a)(1+b)(1+c)(1+d) is                  .

Option:

1. 

2. 

3. 

4. 

Q5. The sum of the number of male and female students in an institude is 100. If the number of male students is x, then the number of female sutdents becomes x% of the total number of studentss. Find the number of male sutdents.

Option:

1. 65

2. 50

3. 60

4. 45

Q6. The given bar chart shows the number of students in a class who have secured marks in three ranges:>75%,60%-70% and <60%.

From the given information, identify the percent of boys who got distinction.

Option:

1. 15.29%

2. 18.46%

3. 16.78%

4. 13.98%

Q7. If the present amount is 87,750 with 8% rate of interest in four years, then what was the principal amount?

Option:

1. 69,345.6

2. 78,456.34

3. 56,896.98

4. 66,477.2

Q8. If a positive integer n is divided by 7, the remainder is 2. Which of the numbers in the options yields are remainder of when it is divided by 7?

Option:

1. n+3

2. n+5

3. n+2

4. n+1

Q9. If the perimeter and length of a rectangle are in the ratio 6:1 and the area of the rectangle is 288 cm². Find the length of the rectangel.

Option:

1. 12 cm

2. 10 cm

3. 8 cm

4. 9 cm

Q10. Find the value of 

Option:

1. 4

2. 6

3. 5

4. 3

Q11. A dozen pairs of gloves worth 600 are availble at a discount of 10%. Find out how many pairs of gloves can be bought of 270.

Option:

1. seven

2. four

3. six

4. five

Q12. The given bar chart shows the number of students in a class who have secured marks in three ranges:>75%,60%-70% and <60%.

What is the total number of girls and boys?

Option:

1. 120

2. 130

3. 110

4. 140

Q13. Find the value of sin(60+θ)-cos(30-θ).

Option:

1. -1

2. 1

3. 0

4. 

Q14. The incomes of two persons P and Q are in the ratio 5:6. If eachof them seves 200 per month, the ratio of their expenditures is 3:4. Find the income of Q.

Option:

1. 800

2. 750

3. 740

4. 600

Q15. A person covers 700 m distance in 6 minutes. What is his speed in km/h?

Option:

1. 3.45 km/h

2. 7 km/h

3. 6 km/h

4. 4.23 km/h

Q16. Two circles touch each other externally. The distance between their centres is 8 cm. If the radius of one cirlce is 3 cm, then the radius of the other circle is:

Option:

1. 5 cm

2. 4 cm

3. 3 cm

4. 6 cm

Q17. If  _{find the value of pxpxp}

Option:

_{1. 8}

_{2. 4}

_{3. 1}

_{4. 2}

Q18. The average of four cosecutive even numbers is 27. By adding which number does the average become 28?

Option:

1. 32

2. 30

3. 33

4. 29

Q19. The selling price of a book. including the sales tax, is 956.34. The rate of sales tax is 10%. If the shopkeeper has made a profit of 15%, then the cost price of the book is:

Option:

1. 836

2. 797.34

3. 845.98

4. 756

Q20.  The given bar chart shows the number of students in a class who have secured marks in three ranges:>75%,60%-70% and <60%.

Form the given information, identify how much per cent of girls got distinction.

Option:

1. 18.49%

2. 14.28%

3. 17.86%

4. 10.76%

Q21. The wheel of a car has 210 cm diameter. How many revolutions per minute must the wheel make so that the speed of the car is kept at 120 km/h?

Option:

1. 245

2. 289

3. 346.42

4. 303.03

Q22. Find the perimeter of a right angle triangle whose sides have sizes of 5 cm and 12 cm.

Option:

1. 18 cm

2. 30 cm

3. 17 cm

4. 25 cm

Q23. The perimeter of an isosceles triangle is 125 cm. If the base is 33 cm, find the length of the equal sides.

Option:

1. 46 cm

2. 34 cm

3. 32 cm

4. 42 cm

Q24. Find x if sinx=-1/2.

Option:

1. 

2. 

3. 

4. 

Q25. Find x, if 30% of 400+x% of 70=25% of 536.

Option:

1. 10

2. 40

3. 30

4. 20