Simplification Questions for RRB Group-D Set-3 PDF
Download Top-15 RRB Group-D Simplification Questions set-3 PDF. RRB GROUP-D Maths questions based on asked questions in previous exam papers very important for the Railway Group-D exam.
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Question 1: Simplify:
a) 9 log 2
b) 9
c) 11 log 3
d) 10
Question 2: Simplify:
a)
b)
c)
d)
Question 3: Simplify the surd
a)
b)
c)
d)
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Question 4: Simplify the surd
a)
b)
c)
d)
Question 5: Simplify:
a) 0.9306
b) 1.0009
c) 1.0050
d) 1
Question 6: Simplify the equation:
a) 9
b) 53
c) 69
d) 93
Question 7: Simplify the expression
a) sec x + tan x
b) sin x
c) cosec x + cot x
d) cos x
RRB Group D previous year papers
Question 8: Simplify the given expression :
a)
b)
c)
d)
Question 9: Simplify 437bxaz / 23ab.
a) 17xzb
b) 9xz
c) 19xz
d) 19ab
Question 10: Simplify
a)
b)
c)
d)
Question 11: Expand and simplify
a)
b)
c)
d)
RRB Group-D Important Questions (download PDF)
Question 12: Expand and simplify expand and simplify :
a)
b)
c)
d)
Question 13: Simplify (533bxaz)/(41ab)
a) 17xzb
b) 19xz
c) 13xz
d) 31ab
Question 14: Expand and simplify
a)
b)
c)
d)
Question 15: Simplify
a)
b)
c)
d)
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Answers & Solutions:
1) Answer (A)
=
=
2) Answer (D)
Let
Hence, a+b=19 and ab=84. Hence a=12, b=7.
3) Answer (C)
Let
So,
So,
4) Answer (A)
Let
Multiplying numerator and denominator by
5) Answer (D)
Numerator is of the form of
where a = .0347 and b= .9653
it will get reduce to a+b = 1
6) Answer (B)
We can solve the equation using the formula
So, the answer is 31 + 22 = 53
7) Answer (C)
Multiplying the numerator and denominator by 1+cosx, we get
=>
=>
8) Answer (B)
Hence, correct option is B
9) Answer (C)
Expression :
=
=
=> Ans – (C)
10) Answer (A)
Expression :
=
=
=> Ans – (A)
11) Answer (D)
Expression :
=
=
=
12) Answer (B)
Expression :
=
=
=
=
=> Ans – (B)
13) Answer (C)
Simplify : (533bxaz)/(41ab)
=
=
=> Ans – (C)
14) Answer (A)
Expression :
=
=
=
=> Ans – (A)
15) Answer (A)
Expression :
=
=
=
=> Ans – (A)
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We hope this Simplification Questions set-3 PDF for RRB Group-D Exam will be highly useful for your preparation.