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# SET - 1| SSC CGL Previous Year Question Paper with Solution 2020| Quantitative Aptitude| Educalypse|

## SSC CGL Previous Year Question Paper with Solution 2020| 13-08-2021, 1st shift

Q1. Study the following table and answer the question:

Number of cars sold by dealers A, B, C, D & E during first six months of 2018.

The ratio of the total number of cars sold by dealer B in January, April and June to the total number of cars sold by dealers A and D in March is:

... Ans: c. 4:3
\frac{600+580+620}{628+722}=\frac{1800}{1350} = \frac{4}{3}

Q2. To do a certain work, A and B work on alternative days with B beginning the work on the first day. A alone can complete the same work in 24 days. If the work gets completed in  11\frac{1}{3} days, then B alone can complete \frac{7}{9}th part of the original work in:

...

Q3.The value of  20 ÷ 5 of 8 × [ 9 ÷ 6 × ( 6 - 3)] - ( 10 ÷ 2 of 20 ) is

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Q4. X, Y are two points in a river. Points P and Q divide the straight line XY into three equal parts. The river flows along XY and the time taken by a boat to row from X to Q and from Y to Q are in the ratio 4:5. The ratio of the speed of the boat downstream to that of the river current is equal to

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Q5. What is the compound interest (in ₹ ) on a sum of  ₹ 8192 for 1\frac{1}{4} years at 15% per annum, if interest is compounded 5- monthly?

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Q6. A chord 21 cm long is drawn in a circle of diameter 25 cm. The perpendicular distance of the chord from the centre is

\sqrt{41}
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Q7. Study the table and answer the question.

Table shows District-wise data of the number of primary school teachers posted in schools of a city.

What is the ratio of the number of male teachers to the female teachers in the city?

5865:8280

= 1173:1656

= 391:566

Q8. \frac{\cos^2\theta}{\cos^2\theta + \sin^2\theta - 1}=3, 0°<\theta<90°, then the value of ( tan\theta + cosec\theta) is:

...

Q9. What x is substracted from each of 19, 28, 55 and 91, the numbers so obtained in this order are in proportion. What is the value of x?

Option checking method

i.  14 × 86 = 23 × 50

ii. 11 × 83 = 20 × 47

iii. 12 × 84 = 21 × 48     ✅

Q10. A shopkeeper earns a profit of 21% after selling a book at 21% discount on the printed price. The ratio of the cost price and selling price of the book is:

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Q11. If  8{(x+y)}^3 - 27 {(x+y)}^3 = (5y - x) (Ax^2 + By^2 + Cxy ), then what is the value of (A+B-C) ?

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Q12. Study the table and answer the question.

In the table, production and sale (in 1000 tonnes) of a certain product of a company over 5 years is given.

In which year(s) sale is more than 90% of the production?

... Answer is  d.  2016, 2018

Find 10% of each year and calculate mentally.

Q13. If  x+\frac{1}{x} = 4, then the value of  x^5+\frac{1}{x^5} is:

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Q14.   △ABC∽△PQR. The areas of △ABC and △PQR are 64 cm^2 and 81 cm^2,respectively and AD and PT are the medians of △ABC and △PQR, respectively. If  PT = 10.8, then AD = ?

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Q15.The average of 28 numbers is 77. The average of first 14 numbers is 74 and the average of last 15 numbers is 84. If the 14th number is excluded, then what is the average of remaining numbers? ( correct to one decimal places)

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Q16.  Let △ABC∽△PQR  and \frac{ar △ABC }{ ar △PQR}=\frac{144}{49} . If AB = 12 cm, BC = 7 cm and AC =9 cm, then PR (in cm) is equal to:

...

Q17.   Study the following table and answer the questions:

Number of cars sold by dealers A, B, C, D & E during first six months of 2018.

In July 2018, if the sales of cars by the dealer D increases by the same percentage as in June 2018 over its previous month, then what is the number of cars sold by D in July 2018?

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Q18. Some fruits are bought at 15 for ₹140 and an equal number of fruits at 10 for ₹120. If all the fruits are sold at ₹132 per dozen, then what is the profit percent in the entire transaction?

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Q19. Sides AB and DC of a cyclic quadrilateral ABCD are produced to meet at E and sides AD and BC are produced to meet at F. If ∠ADC = 78° and ∠BEC = 52°, then the measure of ㄥAFB is:
°
°
°
°
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Q20. If X+Y=4 and \frac{1}{X}+\frac{1}{Y}= \frac{16}{15}, then what is the value of X^3+Y^3=?

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Q21. \frac{\cosec\theta}{\cosec\theta-1}+ \frac{\cosec\theta}{\cosec\theta+1} - \tan^2\theta , 0°<?<90°, is equal to:

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Q22. Length of each side of a rhombus is 13 cm and one of the diagonal is 24 cm. What is the area (incm^2) of the rhombus ?

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Q23. The income of A is 45% more than the income of B and the income of C is 60% less than the sum of the incomes of A and B. The income of D is 20% more than that of C . If the difference between the income of B and D is 13200, then the income (in ₹ ) of C is :

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Q24. Find the value of  cot 25° cot 35° cot45° cot 55° cot 65°.

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Q25. If the 5-digit number 676xy is divisible by 3, 7 and 11, then what is the value of (3x-5y)?

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Get this previous year question paper  HERE.