RRB Group D 2018-20-9-2018-3 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-20-9-2018-3 RRB Questions

21.
A man has to cover a distance of 40 kms. He walks 16 kms at the speed of 4 km/hr and the rest is covered by Tonga. If he had covered 16 kms by Tonga and the rest by walking at the speed of 4 km/hr, then he would have taken 1 hour more. Find the speed of Tonga.
A.
16 km/h
B.
8 km/h
C.
12 km/h
D.
10 km/h
ANSWER :
B. 8 km/h
22.
Find the odd one out.
A.
D
B.
C
C.
B
D.
A
ANSWER :
D. A
23.
Consider the given statement followed by two conclusions numbered I and II. Assume the statement to be true, then consider the two conclusions together and decide which of them logically follows beyond a reasonable doubt from the information given in the statement. Statement: Some parks are circles. Some circles are crossroads. Conclusions: I. All crossroads are circles. II. All crossroads are parks.
A.
Both the conclusions follow
B.
Only conclusion I follows
C.
Only conclusion II follows
D.
Neither I nor II follows
ANSWER :
D. Neither I nor II follows
24.
Choose the mirror image for the following figure when the mirror is kept at the AB line.
A.
A
B.
C
C.
B
D.
D
ANSWER :
C. B
25.
Which Bollywood superstar was honoured with the 24th Crystal Award at the World Economic Forum (WEF - 2018) in Davos’ Switzerland?
A.
Salman Khan
B.
Akshay Kumar
C.
Shahrukh Khan
D.
Aamir Khan
ANSWER :
C. Shahrukh Khan
26.
What is the effect of greenhouse gases on the average temperature of the earth’s atmosphere?
A.
Increases
B.
Decreases
C.
Remains same
D.
First increases and then decreases
ANSWER :
A. Increases
27.
If 3 sec 2 x – 2 tan 2 x = 6 and 0° ≤ x ≤ 90° then x = ?
A.
60°
B.
30°
C.
45°
D.
90°
ANSWER :
A. 60°
28.
How many triangles are there in the following figure?
A.
20
B.
21
C.
26
D.
24
ANSWER :
C. 26
29.
In the given figure, AOB is a straight line. ∠AOC = 67° and OD is the bisector of ∠BOC. What is the value of ∠BOD in degrees?
A.
56.5°
B.
55°
C.
55.5°
D.
56°
ANSWER :
A. 56.5°
30.
One picometre is equal to _______.
A.
10 12 m
B.
10 11 m
C.
10 -11 m
D.
10 -12 m
ANSWER :
D. 10 -12 m