RRB JE 2019-24-05-2019-3 RRB Question Paper

RRB JE 2019 Question Papers

RRB JE 2019-24-05-2019-3 RRB Questions

41.
Find the ODD one out from the given options.
A.
OQS
B.
WYZ
C.
PRT
D.
HJL
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ANSWER :
B. WYZ
42.
Which hormone regulates the amount of sugar in human blood?
A.
Estrogen
B.
Testoterone
C.
Parathormone
D.
Insulin
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ANSWER :
D. Insulin
43.
x³ + 5x² - 2x - 24 has a zero at x = 2. Find the other zeros.
A.
-3, -4
B.
-3, 5
C.
-2, -3
D.
3, 4
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ANSWER :
A. -3, -4
44.

If tan α = \( \frac{1}{2} \), tan β = \( \frac{1}{3} \), then find α + β.

A.

0°

B.

45°

C.

90°

D.

135°

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ANSWER :

B. 45°

45.
Who was the first person to observe 'Individual Satyagraha'?
A.
Mahatma Gandhi
B.
Govind Ballabh Pant
C.
Sardar Vallabhbhai Patel
D.
Vinoba Bhave
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ANSWER :
D. Vinoba Bhave
46.
Which of the following can be used for biological control of mosquitoes?
A.
Oil
B.
Ointments
C.
Gambusia
D.
D. D. T
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ANSWER :
C. Gambusia
47.

What is the area of a regular hexagon of side 6 cm?

A.

108\(\sqrt{3}\) cm²

B.

64\(\sqrt{3}\) cm²

C.

54\(\sqrt{3}\) cm²

D.

72\(\sqrt{3}\) cm²

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ANSWER :

C. 54\(\sqrt{3}\) cm²

48.
P, Q, R and S can do a piece of work in 20 days. If P and Q together can do it in 50 days, and R alone in 60 days, then in how many days can S alone do it?
A.
60
B.
75
C.
65
D.
90
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ANSWER :
B. 75
49.
A number when divided by 234 gives the remainder 36. What will be the remainder when it is divided by 13?
A.
6
B.
11
C.
9
D.
10
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ANSWER :
D. 10
50.
A's age : B's age is 4 : 3. After 6 years, A will be 26 years. What is B's present age?
A.
12
B.
18
C.
15
D.
9
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ANSWER :
C. 15