**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-4**

**1.What should be the average speed of a car to cover a distance of 189 km in 3.5 hours? **

A. 18 m/s

B. 15 m/s

C. 9 m/s

D. 12 m/s

**2. What will be the 40% of a number whose 200 per cent is 90?
**

A. 20%

B. 15%

C. 18%

D. 22%

**3. If 8% of a number is added to it, the result is 810 what is that number?**

A. 700

B. 750

C. 722

D. 745

**4.In a trapezium ABCD, AB|| CD, AB<CD, CD=6cm and distance between the parallel sides is 4 cm. If the area of ABCD is 16cm ^{2} then AB is-
**

A. 3cm

B. 2cm

C. 4cm

D. 6cm

**5.The simple interest on a sum for 5 years is two-fifth of the sum. The rate of interest per annum is:
**

A. 5%

B. 10%

C. 8%

D. 12%

**6. **

A. 10

B. 8

C. 12

D. 16

**7.The selling price of an article is 8/5 th of its cost price. Then the gain percentage is
**

A. 55%

B. 50%

C. 45%

D. 60%

**8.How much simple interest will Rs. 4000 earn in 18 months at 12% per annum? **

A. 620

B. 840

C. 720

D. 580

**9. 30% of A’s salary is equal to 20% of 3/5 of B’s salary. If B’s salary is Rs. 2400, then what is A’s salary? **

A. 600

B. 960

C. 750

D. 350

**10. **

A. 1

B. 0

C. 2

D. 3

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