**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-7**

**1. 3 cubes whose edges are 3 cm, 4 cm and 5 cm respectively are melted to from a single cube. The surface area of the new cube will be.**

A. 196 sq. m

B. 216 sq. m

C. 169 sq. m

D. 343 sq. m

**2. Simplify**

3/7÷9/14×3/2

A. 5/2

B. 1

C. 3

D. 4/3

**3. Akbar, Birbal, Chanakya are partners in a business. During a particular year, Akbar received one third of the profit, Birbal received one fourth of the profit and Chanakya received the remaining Rs. 5000. How much amount of money did Akbar receive?**

A. Rs. 1000

B. Rs. 3000

C. Rs. 4000

D. Rs. 5000

**4.Pure cheese costs Rs.100 per kg. After adulterating it with oil costing Rs.50 per kg, a shopkeeper sells the mixture at the rate of Rs.96 per kg, thereby making a profit of 20%. In what ratio does he mix the two?
**

A. 4 : 3

B. 23 : 2

C. 3 : 2

D. 3 : 4

**5.A father and a son appear in an interview for two vacancies for the same post. The probability of father’s selection is (****1/7)**** and that of the son’s selection is (****1/5)****. What is the probability that only one will be selected?**

A. 2/7

B. 1/8

C. 3/4

D. 9/11

**6.A shopkeeper sells a radio on a discount of 8% on marked price and gains a profit of Rs. 25%. If marked price was Rs. 20,000 then, what was the cost price?**

A. Rs. 14,750

B. Rs. 14,552

C. Rs. 14,720

D. Rs. 14,850

**7.Due to increase of k% in the side, the area of a square increases by 69%. What is the value of k?
**

A. 30

B. 33

C. 34.5

D. 35

**8.A cistern has two taps (which fill it in 10 min and 5 min, respectively) and an exhaust tap. When all three taps are opened together, it takes 20 min to fill the empty cistern. How long will the exhaust tap take to empty it?**

A. 20 min

B. 10 min

C. 5 min

D. 4 min

**9. HCF of two numbers is 19 and their LCM is 665. If one of the number is 95, find the other. **

A. 19

B. 133

C. 190

D. 77

**10.If n soldiers are arranged in rows of 6, 8, 12 or 16, no soldier is left behind. Then find the possible values of n.**

A. 60

B. 72

C. 80

D. 96

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**SBI Clerk 2018 | Railway RRB ALP & Group D | NABARD Grade A Study Material**

S. No. |
Exams |
Direct Links |

1. |
SBI Clerk 2018 |
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2. |
Railway RRB ALP & Group D 2018 |
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3. |
NABARD Grade A Study Material 2018 |
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