Mathematics Questions & Answers for Competitive Exams

191. A train covers a distance of 56 km in 35 minutes. Travelling at the same speed, in how many seconds will the train cover a distance of 720 metres?

(A) 24
(B) 27
(C) 30
(D) 32

192. A mixture of750 kg of alloy of copper and tin contains 25% tin. How much tin must be added so that it becomes 70% of the mixture?

(A) 895 kg
(B) 1125 kg
(C) 956 kg
(D) 1097 kg

193. If L is the mid-point of the side YZ of XYZ, and the area of XYL is 13 cm2, then the area (in cm2) of XYZ is _____.

(A) 24
(B) 22
(C) 26
(D) 20

194. If x = 3y + 4, then what is the value of (x3 - 27y3 – 36 xy) ?

(A) 27
(B) 64
(C) 1
(D) 8

195. The value of 30 + 180 ÷ 30 × 6 − 15 − 16 − 60 ÷ 3 − 15 is:

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

196. Find the total surface area of a hemisphere with a radius of 11 cm?

(A) 242π cm2
(B) 313π cm2
(C) 273π cm2
(D) 363π cm2

197. A doll is marked for ₹2,500. A customer pays ₹1,800 for it. If the customer got a series of two discounts and the rate of the first discount is 10%, then the rate of the second discount is:

(A) 25%
(B) 18%
(C) 15%
(D) 20%

198. Find the value of cosecθ (1 − cosθ) (cosecθ + cotθ).

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

199. Find the value of (13.49 + 12.51) × 13.

(A) 238
(B) 338
(C) 438
(D) 138

200. A merchant bought two watches for ₹9,000 each. He sold one watch at a loss of 10%. At what price (in ₹) should he sell the other watch to earn a profit of 18% overall?

(A) 14,130
(B) 14,310
(C) 13,140
(D) 13,410

Total Quizz:- 2541

Mathematics

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191. A train covers a distance of 56 km in 35 minutes. Travelling at the same speed, in how many seconds will the train cover a distance of 720 metres?

192. A mixture of750 kg of alloy of copper and tin contains 25% tin. How much tin must be added so that it becomes 70% of the mixture?

193. If L is the mid-point of the side YZ of XYZ, and the area of XYL is 13 cm2, then the area (in cm2) of XYZ is _____.

194. If x = 3y + 4, then what is the value of (x3 - 27y3 – 36 xy) ?

195. The value of 30 + 180 ÷ 30 × 6 − 15 − 16 − 60 ÷ 3 − 15 is:

196. Find the total surface area of a hemisphere with a radius of 11 cm?

197. A doll is marked for ₹2,500. A customer pays ₹1,800 for it. If the customer got a series of two discounts and the rate of the first discount is 10%, then the rate of the second discount is:

198. Find the value of cosecθ (1 − cosθ) (cosecθ + cotθ).

199. Find the value of (13.49 + 12.51) × 13.

200. A merchant bought two watches for ₹9,000 each. He sold one watch at a loss of 10%. At what price (in ₹) should he sell the other watch to earn a profit of 18% overall?

Total Quizz:- 2541

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191. A train covers a distance of 56 km in 35 minutes. Travelling at the same speed, in how many seconds will the train cover a distance of 720 metres?

192. A mixture of750 kg of alloy of copper and tin contains 25% tin. How much tin must be added so that it becomes 70% of the mixture?

193. If L is the mid-point of the side YZ of XYZ, and the area of XYL is 13 cm2, then the area (in cm2) of XYZ is _____.

194. If x = 3y + 4, then what is the value of (x3 - 27y3 – 36 xy) ?

195. The value of 30 + 180 ÷ 30 × 6 − 15 − 16 − 60 ÷ 3 − 15 is:

196. Find the total surface area of a hemisphere with a radius of 11 cm?

197. A doll is marked for ₹2,500. A customer pays ₹1,800 for it. If the customer got a series of two discounts and the rate of the first discount is 10%, then the rate of the second discount is:

198. Find the value of cosecθ (1 − cosθ) (cosecθ + cotθ).

199. Find the value of (13.49 + 12.51) × 13.

200. A merchant bought two watches for ₹9,000 each. He sold one watch at a loss of 10%. At what price (in ₹) should he sell the other watch to earn a profit of 18% overall?

Total Quizz:- 2541

Mathematics

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams