Railway RRB Group D 2018 Mathematics Practice Questions
Railway RRB Group D 2018 Mathematics Practice Questions

Railway RRB Group D 2018 Mathematics Practice Questions

Railway RRB Group D Mathematics Questions 2018. Welcome to the www.letsstudytogether.co online Railway RRB Group D section. If you are preparing Railway, RRB ALP and RRB Group D Exams 2018, you will come across a section on “General Mathematics”. Here we are providing you with “Important RRB Group D 2018 Mathematics Practice Questions”   based on the latest pattern of your daily practice.

This “Railway RRB Group D 2018 Mathematics Practice Questions“is also important for other Railway exams such as RRB ALP & Technicians Exam 2018.

RRB Group D 2018 Mathematics Practice Questions | Set-1


 1. A home theatre set is marked at Rs. 4950. If two successive discounts of 20% and 15% are given, then its selling price is?

A. Rs. 3366

B. Rs. 6633

C. Rs. 3636

D. Rs. 6363

Show Correct Answers

 

2.If 15% of x is three times of 10% of y, then x : y =

A. 1:2

B. 2:1

C. 3:2

D. 2:3

Show Correct Answers

B. 2:1

3. A gun is fired at a distance of 6.64 km away from Ram. He hears the sound 20 seconds later. Then the speed of sound is?

A. 664 m/s

B. 664 km/s

C. 332 m/s

D. 332 km/s

Show Correct Answers

C. 332 m/s

4.Given that tan(θ + 15°) = √3. Then the value of θ is?

A. 15°

B. 75°

C. 45°

D. 65°

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5.The difference between the greatest and least five digit numbers formed by the digits 2, 5, 0, 6, 8 is (repetition of digits are not allowed)-

A. 69552

B. 65925

C. 65952

D. 63952

Show Correct Answers

 C. 65952

6.Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is:

A. 3 : 4

B. 4 : 3

C. 5 : 3

D. 5 : 7

Show Correct Answers

 B. 4 : 3

7.The product of two positive integers is 2048 and one of them is twice the other . Then the smaller number is:

A. 32

B. 64

C. 16

D. 1024

Show Correct Answers

A. 32

8.The diagonal of a cuboid of length 5 cm, width 4 cm and height 3 cm is: 

A. 5√2 cm

B. 2 √5 cm

C. 12 cm

D. 10 cm

Show Correct Answers

 A. 5√2 cm

9.

A. 9

B. 5

C. 7

D. 3

Show Correct Answers

C. 7

10. In case of an acute angled triangle, its orthocentre lies –

A. inside the triangle

B. outside the triangle

C. on the traingle

D. on one of the vertex of the triangle

Show Correct Answers

 

In acute angle case, its orthocentre lies inside the triangle

Daily Railway RRB Group D Practice Questions 2018


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