Mathematics Questions & Answers for Competitive Exams

31. If the simple interest on a certain sum of money for 20 months at the rate of 19.2% per annum exceeds the simple interest on the same sum for 15 months at the rate of 11.2% p.a. by ₹2,920, then what is the sum (in ₹, to the nearest hundreds)?

(A) 16,620
(B) 12,660
(C) 16,200
(D) 16,660

32. The following table gives the number of males, females, educated males and educated females in a village over the years 2016 - 2020. Study the table carefully and answer the question. Find the percentage of the total number of educated females to the total number of females over all the years (up to 2 decimal places).

(A) 0.9233
(B) 0.8333
(C) 0.8923
(D) 0.8623

33. Melting a metal ball of radius 3 units, 27 identical dice and a ball of radius 1 units are made. What is the side of dice?

(A) 1.7 units
(B) 1.5 units
(C) 1.6 units
(D) 1.4 units

34. Simplify the given expression.

(A) 5.2314
(B) 7.8539
(C) 1.2368
(D) 3.9512

35. The marked price of an immersion rod in an electronic store is ₹900. The store offers a discount of 12% on its sale. At what price (in ₹) can a customer buy it from the electronic store?

(A) 787
(B) 792
(C) 782
(D) 797

36. A person bought two buffaloes for₹11,520. One is sold at a loss of 15% and the other is sold at a gain of 19%. If the selling price of both buffaloes is equal, find the cost price of the first one.

(A) ₹6,700
(B) ₹6,715
(C) ₹6,720
(D) ₹6,710

37. If sin(x+y) = cos {3(x+y)}, then, the value of cot {2(x+y)} is _______.

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

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

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

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

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

40. 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

Total Quizz:- 2541

Mathematics

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31. If the simple interest on a certain sum of money for 20 months at the rate of 19.2% per annum exceeds the simple interest on the same sum for 15 months at the rate of 11.2% p.a. by ₹2,920, then what is the sum (in ₹, to the nearest hundreds)?

33. Melting a metal ball of radius 3 units, 27 identical dice and a ball of radius 1 units are made. What is the side of dice?

34. Simplify the given expression.

35. The marked price of an immersion rod in an electronic store is ₹900. The store offers a discount of 12% on its sale. At what price (in ₹) can a customer buy it from the electronic store?

36. A person bought two buffaloes for₹11,520. One is sold at a loss of 15% and the other is sold at a gain of 19%. If the selling price of both buffaloes is equal, find the cost price of the first one.

37. If sin(x+y) = cos {3(x+y)}, then, the value of cot {2(x+y)} is _______.

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

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

40. 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?

Total Quizz:- 2541

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31. If the simple interest on a certain sum of money for 20 months at the rate of 19.2% per annum exceeds the simple interest on the same sum for 15 months at the rate of 11.2% p.a. by ₹2,920, then what is the sum (in ₹, to the nearest hundreds)?

33. Melting a metal ball of radius 3 units, 27 identical dice and a ball of radius 1 units are made. What is the side of dice?

34. Simplify the given expression.

35. The marked price of an immersion rod in an electronic store is ₹900. The store offers a discount of 12% on its sale. At what price (in ₹) can a customer buy it from the electronic store?

36. A person bought two buffaloes for₹11,520. One is sold at a loss of 15% and the other is sold at a gain of 19%. If the selling price of both buffaloes is equal, find the cost price of the first one.

37. If sin(x+y) = cos {3(x+y)}, then, the value of cot {2(x+y)} is _______.

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

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

40. 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?

Total Quizz:- 2541

Mathematics

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams