Mathematics Questions & Answers for Competitive Exams

371. An amount invested fetched a total simple interest of ₹4,050 at the rate of 9% per annum in 5 years. What is the amount invested (in ₹)?

(A) 9,000
(B) 8,300
(C) 7,500
(D) 9,050

372. The lines x+y = 10 and -3x+y = 2 have a unique solution. What is the distance (in units) between the unique solution and the point of intersection of the line x+y = 10 and the x-axis?

(A)
(B)
(C)
(D)

373. A tangent is drawn from a point that is at a distance of 37 cm from center of the circle O, and diameter is 24 cm. The length (in cm) of the tangent is:

(A) 30
(B) 35
(C) 28.16
(D) 37

374. Consider AD is a tangent to a circle of radius 6 cm. AC is a secant meeting the circle at B and CD is a diameter. If AB is 7 cm, then the value of AC (in cm) is:

(A) 9
(B) 18
(C) 20
(D) 16

375. A number is first decreased by 18% and the resulting number is then increased by 25%. What is the overall percentage change in the original number?

(A) Decrease by 2.5%
(B) Increase by 3.5%
(C) Increase by 2.5%
(D) Decrease by 3.5%

376. PQ is the diameter of a circle with centre O. PT is a tangent touching the circle at P. The secant QT intersects the circle at S. O and S are joined. If ∠ SOP = 104°, what is the measure (in degrees) of ∠PTQ?

(A) 45
(B) 62
(C) 76
(D) 38

377. The average salary of a group of 12 employees in an institution is ₹3,950 per month and that of another group of employees is ₹1,850. If the average salary of all employees is ₹2,150, then the total number of employees is:

(A) 100
(B) 88
(C) 84
(D) 72

378. Study the given bar-graph and answer the question that follows. The bar-graph represents the number of boys and girls in different sections of class 12. The average number of girls in each section is:

(A) 42
(B) 43
(C) 37
(D) 40

379. PQ and RS are two chords of a circle such that PQ = 12 cm and RS = 20 cm and PQ is parallel to RS. If the distance between PQ and RS is 4 cm, find the diameter of the circle.

(A)
(B)
(C)
(D)

380. If Ramu’s salary is 30% less than Somu’s salary, then by how much percent is Somu’s salary more than Ramu’s salary?

(A)
(B)
(C)
(D)

Total Quizz:- 2541

Mathematics

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371. An amount invested fetched a total simple interest of ₹4,050 at the rate of 9% per annum in 5 years. What is the amount invested (in ₹)?

372. The lines x+y = 10 and -3x+y = 2 have a unique solution. What is the distance (in units) between the unique solution and the point of intersection of the line x+y = 10 and the x-axis?

373. A tangent is drawn from a point that is at a distance of 37 cm from center of the circle O, and diameter is 24 cm. The length (in cm) of the tangent is:

374. Consider AD is a tangent to a circle of radius 6 cm. AC is a secant meeting the circle at B and CD is a diameter. If AB is 7 cm, then the value of AC (in cm) is:

375. A number is first decreased by 18% and the resulting number is then increased by 25%. What is the overall percentage change in the original number?

376. PQ is the diameter of a circle with centre O. PT is a tangent touching the circle at P. The secant QT intersects the circle at S. O and S are joined. If ∠ SOP = 104°, what is the measure (in degrees) of ∠PTQ?

377. The average salary of a group of 12 employees in an institution is ₹3,950 per month and that of another group of employees is ₹1,850. If the average salary of all employees is ₹2,150, then the total number of employees is:

378. Study the given bar-graph and answer the question that follows. The bar-graph represents the number of boys and girls in different sections of class 12. The average number of girls in each section is:

379. PQ and RS are two chords of a circle such that PQ = 12 cm and RS = 20 cm and PQ is parallel to RS. If the distance between PQ and RS is 4 cm, find the diameter of the circle.

380. If Ramu’s salary is 30% less than Somu’s salary, then by how much percent is Somu’s salary more than Ramu’s salary?

Total Quizz:- 2541

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371. An amount invested fetched a total simple interest of ₹4,050 at the rate of 9% per annum in 5 years. What is the amount invested (in ₹)?

372. The lines x+y = 10 and -3x+y = 2 have a unique solution. What is the distance (in units) between the unique solution and the point of intersection of the line x+y = 10 and the x-axis?

373. A tangent is drawn from a point that is at a distance of 37 cm from center of the circle O, and diameter is 24 cm. The length (in cm) of the tangent is:

374. Consider AD is a tangent to a circle of radius 6 cm. AC is a secant meeting the circle at B and CD is a diameter. If AB is 7 cm, then the value of AC (in cm) is:

375. A number is first decreased by 18% and the resulting number is then increased by 25%. What is the overall percentage change in the original number?

376. PQ is the diameter of a circle with centre O. PT is a tangent touching the circle at P. The secant QT intersects the circle at S. O and S are joined. If ∠ SOP = 104°, what is the measure (in degrees) of ∠PTQ?

377. The average salary of a group of 12 employees in an institution is ₹3,950 per month and that of another group of employees is ₹1,850. If the average salary of all employees is ₹2,150, then the total number of employees is:

378. Study the given bar-graph and answer the question that follows. The bar-graph represents the number of boys and girls in different sections of class 12. The average number of girls in each section is:

379. PQ and RS are two chords of a circle such that PQ = 12 cm and RS = 20 cm and PQ is parallel to RS. If the distance between PQ and RS is 4 cm, find the diameter of the circle.

380. If Ramu’s salary is 30% less than Somu’s salary, then by how much percent is Somu’s salary more than Ramu’s salary?

Total Quizz:- 2541

Mathematics

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams