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-3
1.Simplify up to three decimal places
√17.64 – (2.3)2 – 38.39 × 2.3 + (43.5) × (3.7)
2.A and B invest in a business in the ratio 3 : 2. If 5% of the total profit goes to charity and A’s share in profit is Rs. 8,550, then total profit is
A. Rs. 14,250
B. Rs. 15,760
C. Rs. 15,735
D. Rs. 15,000
3. What is the discount percentage offered on a book having marked price Rs. 2150 being sold at Rs. 1892?
4.Rakesh can do the 6 times the actual work in 36 days while Jitu can do the actual work in 3 days. In how many days will both working together complete the 3 times of the original work?
5.Pipe A alone can fill a tank in 8 hours. Pipe B alone can fill it in 6 hours. If both the pipes are opened and after 2 hours Pipe A is closed, the other pipe will fill the tank is
A. 6 hours
B. 3 ½ hours
C. 4 hours
D. 2 ½ hours
6.Find the average of 45 natural numbers starting from 454.
7.Find the area of the largest square that can be made inside a right angle triangle having sides 6 cm, 8 cm & 10 cm when one of vertices of the square coincide with the vertex of right angle of the triangle?
A. 576/49 cm2
B. 24 cm2
C. 24/7 cm2
D. None of these
8.The age of a man is 4 times that of his son. 10 yrs ago, the man was nine times as old as his son was at that time. What is the present age of the son?
A. 16 yrs
B. 32 yrs
C. 64 yrs
D. 24 yrs
9.A boat covers 9 km upstream and 38 km downstream in 3 hrs, while it covers 45 km upstream and 57 km downstream in 8 hrs. What is the speed of the current?
A. 2 km/hr
B. 3 km/hr
10. In question, a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.
1, 3, 4, 8, 15, 27, ?