UPSC Questions & Answers – Practice for Civil Services

221. The value of (12 + 18) ÷ 2 − 11 + 16 × 4 − 28 + 13(−18 + 15) is:

(A) 3
(B) 1
(C) 0
(D) 2

222. The value of 264 ÷ 8 − 1 − 32 × 2 + 80 ÷ 5 × 40 ÷ 20 is:

(A) 0
(B) 1
(C) 3
(D) 2

223. What is the area of the sector of a circle whose radius is 35 cm and whose arc subtends an angle of 72° at the centre of the circle?

(A) 810 cm2
(B) 610 cm2
(C) 770 cm2
(D) 970 cm2

224. The secant CD intersects the circle at E and CF is tangent to the circle at F. If the length of the secant CD is equal to 20 cm and the length of tangent CF is 15 cm, find the length of the chord DE.

(A) 3.75 cm
(B) 11.25 cm
(C) 9.25 cm
(D) 8.75 cm

225. 18 students of a class took part in a quiz. If the number of girls is 8 more than the number of boys, find the product of the number of boys and girls.

(A) 56
(B) 36
(C) 63
(D) 65

226. A drink is made by mixing water and juice in the ratio 9 : 7. If x litres of water and 2x litres of juice are mixed in 160 litres of drink, then the new ratio becomes 13 : 15. The quantity of drink (in litres) is:

(A) 240
(B) 280
(C) 300
(D) 260

227. The distance between two stations A and B is 800 km. A train covers the journey from A to B at a speed of 90 km/h and returns to A with a uniform speed of 65 km/h. Find the average speed of train during the whole journey (in km/h)?

(A) 82.36
(B) 80.50
(C) 70.45
(D) 75.48

228. Taking any three of the line segments out of segments of length 2 cm, 5 cm, 7 cm and 8 cm, the number of triangles that can be formed is:

(A) 2
(B) 4
(C) 1
(D) 3

229. The height of a cylinder is 8 cm, and its area of the base is 20 cm2 . Find its volume?

(A) 180 cm3
(B) 80 cm3
(C) 160 cm3
(D) 100 cm3

230. The breadth of a rectangular lawn is decreased by 8% and its length is increased by 15%. Find the percentage change in the lawn area.

(A) 8.5% increase
(B) 8.5% decrease
(C) 5.8%decrease
(D) 5.8% increase

Total Quizz:- 10040

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UPSC

The Union Public Service Commission (UPSC) Civil Services Examination is India’s most prestigious and competitive examination, conducted to recruit officers for the country’s top administrative services including IAS, IPS, IFS, IRS and other Central Civil Services.

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The UPSC exam evaluates a candidate’s intellectual ability, analytical thinking, ethical understanding, and awareness of national and international issues, making it one of the toughest examinations in the country.

221. The value of (12 + 18) ÷ 2 − 11 + 16 × 4 − 28 + 13(−18 + 15) is:

222. The value of 264 ÷ 8 − 1 − 32 × 2 + 80 ÷ 5 × 40 ÷ 20 is:

223. What is the area of the sector of a circle whose radius is 35 cm and whose arc subtends an angle of 72° at the centre of the circle?

224. The secant CD intersects the circle at E and CF is tangent to the circle at F. If the length of the secant CD is equal to 20 cm and the length of tangent CF is 15 cm, find the length of the chord DE.

225. 18 students of a class took part in a quiz. If the number of girls is 8 more than the number of boys, find the product of the number of boys and girls.

226. A drink is made by mixing water and juice in the ratio 9 : 7. If x litres of water and 2x litres of juice are mixed in 160 litres of drink, then the new ratio becomes 13 : 15. The quantity of drink (in litres) is:

227. The distance between two stations A and B is 800 km. A train covers the journey from A to B at a speed of 90 km/h and returns to A with a uniform speed of 65 km/h. Find the average speed of train during the whole journey (in km/h)?

228. Taking any three of the line segments out of segments of length 2 cm, 5 cm, 7 cm and 8 cm, the number of triangles that can be formed is:

229. The height of a cylinder is 8 cm, and its area of the base is 20 cm2 . Find its volume?

230. The breadth of a rectangular lawn is decreased by 8% and its length is increased by 15%. Find the percentage change in the lawn area.

Total Quizz:- 10040

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221. The value of (12 + 18) ÷ 2 − 11 + 16 × 4 − 28 + 13(−18 + 15) is:

222. The value of 264 ÷ 8 − 1 − 32 × 2 + 80 ÷ 5 × 40 ÷ 20 is:

223. What is the area of the sector of a circle whose radius is 35 cm and whose arc subtends an angle of 72° at the centre of the circle?

224. The secant CD intersects the circle at E and CF is tangent to the circle at F. If the length of the secant CD is equal to 20 cm and the length of tangent CF is 15 cm, find the length of the chord DE.

225. 18 students of a class took part in a quiz. If the number of girls is 8 more than the number of boys, find the product of the number of boys and girls.

226. A drink is made by mixing water and juice in the ratio 9 : 7. If x litres of water and 2x litres of juice are mixed in 160 litres of drink, then the new ratio becomes 13 : 15. The quantity of drink (in litres) is:

227. The distance between two stations A and B is 800 km. A train covers the journey from A to B at a speed of 90 km/h and returns to A with a uniform speed of 65 km/h. Find the average speed of train during the whole journey (in km/h)?

228. Taking any three of the line segments out of segments of length 2 cm, 5 cm, 7 cm and 8 cm, the number of triangles that can be formed is:

229. The height of a cylinder is 8 cm, and its area of the base is 20 cm2 . Find its volume?

230. The breadth of a rectangular lawn is decreased by 8% and its length is increased by 15%. Find the percentage change in the lawn area.

Total Quizz:- 10040

UPSC

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams