Mathematics Questions & Answers for Competitive Exams

1931. If the price of rice is reduced by 24%, it enables Alok to buy 10 kg more rice for ₹2,500. The reduced rate of rice per kg is:

(A) ₹25
(B) ₹50
(C) ₹60
(D) ₹75

1932. The perimeter of a rectangle is 70 cm and its diagonal is 25cm. The area of the rectangle is:

(A) 425 cm2
(B) 300 cm2
(C) 625 cm2
(D) 420 cm2

1933. The average of the areas of 2 similar triangles is 706.5 m2 whose perimeters are in the ratio of 6 : 11. What is 20% of the difference (in m2) in areas of both triangles?

(A) 157
(B) 149
(C) 153
(D) 164

1934. A policeman is chasing a thief at a speed of 12 km/h, and the thief is running at a speed of 8 km/h. If the policeman started 30 minutes late, find the time taken by the policeman to catch the thief.

(A) 120 minutes
(B) 60 minutes
(C) 90 minutes
(D) 100 minutes

1935. The price of a car is decreased by 15% and 20% in two successive years respectively. What percentage of the price of the car is decreased after two years?

(A) 32%
(B) 25%
(C) 46%
(D) 15%

1936. If the radius of a sphere is increased by 5%, then by what percentage will the surface area of the sphere increase?

(A) 13.25%
(B) 11.25%
(C) 10.25%
(D) 15.25%

1937. In a triangle ABC, D and E are two points on sides AB and AC, respectively, such that DE is parallel to BC and AD : DB = 3 : 5. If AC = 5.6 cm, then find the value (in cm) of AE.

(A) 2.3
(B) 2.1
(C) 1.9
(D) 2.5

1938. A father is presently 3 times his daughter’s age. After 10 years he will be twice as old as her. Find the daughter’s present age.

(A) 5 years
(B) 10 years
(C) 20 years
(D) 15 years

1939. A shopkeeper charges his customer 14% more than the cost price. If a customer paid ₹18,240 for a mobile phone, then the cost price of the mobile phone was:

(A) ₹20,793.60
(B) ₹15,686.40
(C) ₹16,600
(D) ₹16,000

1940. How many numbers between 10 and 65 are divisible by 2, 3 and 4?

(A) 3
(B) 7
(C) 9
(D) 5

Total Quizz:- 2541

Mathematics

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1931. If the price of rice is reduced by 24%, it enables Alok to buy 10 kg more rice for ₹2,500. The reduced rate of rice per kg is:

1932. The perimeter of a rectangle is 70 cm and its diagonal is 25cm. The area of the rectangle is:

1933. The average of the areas of 2 similar triangles is 706.5 m2 whose perimeters are in the ratio of 6 : 11. What is 20% of the difference (in m2) in areas of both triangles?

1934. A policeman is chasing a thief at a speed of 12 km/h, and the thief is running at a speed of 8 km/h. If the policeman started 30 minutes late, find the time taken by the policeman to catch the thief.

1935. The price of a car is decreased by 15% and 20% in two successive years respectively. What percentage of the price of the car is decreased after two years?

1936. If the radius of a sphere is increased by 5%, then by what percentage will the surface area of the sphere increase?

1937. In a triangle ABC, D and E are two points on sides AB and AC, respectively, such that DE is parallel to BC and AD : DB = 3 : 5. If AC = 5.6 cm, then find the value (in cm) of AE.

1938. A father is presently 3 times his daughter’s age. After 10 years he will be twice as old as her. Find the daughter’s present age.

1939. A shopkeeper charges his customer 14% more than the cost price. If a customer paid ₹18,240 for a mobile phone, then the cost price of the mobile phone was:

1940. How many numbers between 10 and 65 are divisible by 2, 3 and 4?

Total Quizz:- 2541

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1931. If the price of rice is reduced by 24%, it enables Alok to buy 10 kg more rice for ₹2,500. The reduced rate of rice per kg is:

1932. The perimeter of a rectangle is 70 cm and its diagonal is 25cm. The area of the rectangle is:

1933. The average of the areas of 2 similar triangles is 706.5 m2 whose perimeters are in the ratio of 6 : 11. What is 20% of the difference (in m2) in areas of both triangles?

1934. A policeman is chasing a thief at a speed of 12 km/h, and the thief is running at a speed of 8 km/h. If the policeman started 30 minutes late, find the time taken by the policeman to catch the thief.

1935. The price of a car is decreased by 15% and 20% in two successive years respectively. What percentage of the price of the car is decreased after two years?

1936. If the radius of a sphere is increased by 5%, then by what percentage will the surface area of the sphere increase?

1937. In a triangle ABC, D and E are two points on sides AB and AC, respectively, such that DE is parallel to BC and AD : DB = 3 : 5. If AC = 5.6 cm, then find the value (in cm) of AE.

1938. A father is presently 3 times his daughter’s age. After 10 years he will be twice as old as her. Find the daughter’s present age.

1939. A shopkeeper charges his customer 14% more than the cost price. If a customer paid ₹18,240 for a mobile phone, then the cost price of the mobile phone was:

1940. How many numbers between 10 and 65 are divisible by 2, 3 and 4?

Total Quizz:- 2541

Mathematics

English Topic Wise Quizz

Current Affairs Topic Wise Quizz

Hindi Topic Wise Quizz

Important Links

Subjects

Subjects

Exams