Mathematics Questions & Answers for Competitive Exams

801. The details of books of 6 subjects on the first floor of the college library are given in the following table. The ratio of Maths and Computers to Circuit Theory and Graph Theory is:

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

802. For what value of k (k > 0) will the lines 5x + ky − 2 = 0 and (k + 1)x + 4y + 7 = 0 be parallel?

(A) 4
(B) 3
(C) 2
(D) 5

803. If the surface areas of two spheres are in the ratio of 49 : 81, then find the ratio of their volumes.

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

804. Two numbers are, respectively, 30% and 40% more than the third number. The ratio of the second number to the first number is:

(A) 26:28
(B) 14:13
(C) 39:42
(D) 13:14

805. Due to decrease in manpower, the production in a factory decreases by 25%. By what per cent should the working hours be increased to restore the original production?

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

806. A public library has an average attendance of 410 on Sundays and 230 for the remaining days. The average attendance per day of a month of 30 days beginning with Sunday would be:

(A) 230
(B) 254
(C) 320
(D) 260

807. The cost of 21 pencils and 9 pens is ₹276, and the cost of 6 pencils and 3 pens is ₹84. The cost of 1 pencil and 1 pen is:

(A) ₹20
(B) ₹10
(C) ₹40
(D) ₹30

808. The sides AB and AC of △ABC are produced to points D and E, respectively. The bisectors of ∠CBD and ∠BCE meet at P. If ∠A = 72°, then the measure of ∠P is:

(A) 55°
(B) 65°
(C) 54°
(D) 35°

809. In an election, a candidate secures 40% of the votes, but is defeated by the only other candidate with a majority of 298 votes. Find the total number of votes recorded.

(A) 1,470
(B) 1,270
(C) 1,490
(D) 1,290

810. If 42 ÷ 3 + k × 3 – 22 ÷ 11 + 4 = 28, then the value of k is:

(A) 0
(B) 1
(C) 4
(D) 2

Total Quizz:- 2541

Mathematics

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801. The details of books of 6 subjects on the first floor of the college library are given in the following table. The ratio of Maths and Computers to Circuit Theory and Graph Theory is:

802. For what value of k (k > 0) will the lines 5x + ky − 2 = 0 and (k + 1)x + 4y + 7 = 0 be parallel?

803. If the surface areas of two spheres are in the ratio of 49 : 81, then find the ratio of their volumes.

804. Two numbers are, respectively, 30% and 40% more than the third number. The ratio of the second number to the first number is:

805. Due to decrease in manpower, the production in a factory decreases by 25%. By what per cent should the working hours be increased to restore the original production?

806. A public library has an average attendance of 410 on Sundays and 230 for the remaining days. The average attendance per day of a month of 30 days beginning with Sunday would be:

807. The cost of 21 pencils and 9 pens is ₹276, and the cost of 6 pencils and 3 pens is ₹84. The cost of 1 pencil and 1 pen is:

808. The sides AB and AC of △ABC are produced to points D and E, respectively. The bisectors of ∠CBD and ∠BCE meet at P. If ∠A = 72°, then the measure of ∠P is:

809. In an election, a candidate secures 40% of the votes, but is defeated by the only other candidate with a majority of 298 votes. Find the total number of votes recorded.

810. If 42 ÷ 3 + k × 3 – 22 ÷ 11 + 4 = 28, then the value of k is:

Total Quizz:- 2541

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801. The details of books of 6 subjects on the first floor of the college library are given in the following table. The ratio of Maths and Computers to Circuit Theory and Graph Theory is:

802. For what value of k (k > 0) will the lines 5x + ky − 2 = 0 and (k + 1)x + 4y + 7 = 0 be parallel?

803. If the surface areas of two spheres are in the ratio of 49 : 81, then find the ratio of their volumes.

804. Two numbers are, respectively, 30% and 40% more than the third number. The ratio of the second number to the first number is:

805. Due to decrease in manpower, the production in a factory decreases by 25%. By what per cent should the working hours be increased to restore the original production?

806. A public library has an average attendance of 410 on Sundays and 230 for the remaining days. The average attendance per day of a month of 30 days beginning with Sunday would be:

807. The cost of 21 pencils and 9 pens is ₹276, and the cost of 6 pencils and 3 pens is ₹84. The cost of 1 pencil and 1 pen is:

808. The sides AB and AC of △ABC are produced to points D and E, respectively. The bisectors of ∠CBD and ∠BCE meet at P. If ∠A = 72°, then the measure of ∠P is:

809. In an election, a candidate secures 40% of the votes, but is defeated by the only other candidate with a majority of 298 votes. Find the total number of votes recorded.

810. If 42 ÷ 3 + k × 3 – 22 ÷ 11 + 4 = 28, then the value of k is:

Total Quizz:- 2541

Mathematics

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams