Simplification Questions For RRB/Railway Group-D PDF:
Download Simplification Questions For RRB Group-D PDF with detailed solutions. Important Practice simplification questions based on previous year railway exam papers.
Download Simplification Questions For RRB Group-D PDF
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Question 1: Simplify: $(13)^{2}-(14)^{2}+(17)^2-250=\sqrt{?}$
a) 196
b) 169
c) 121
d) 144
Question 2: Simplify: (213 x 213 + 187 x 187)
a) 80338
b) 80438
c) 60338
d) 60438
Question 3: Simplify: b [b (a+b) {b (b a b)}+2a]
a) 2b
b) 1
c) 0
d) 3b
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Question 4: Simplify: (213 x 213 + 187 x 187)
a) 80338
b) 80438
c) 60338
d) 60438
Question 5: Simplify: b-[b-(a+b)-{b-(b-a-b)}+2a]
a) 2b
b) 1
c) 0
d) 3b
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Answers & Solutions:
1) Answer (D)
Expression : $(13)^{2}-(14)^{2}+(17)^2-250=\sqrt{?}$
=> $\sqrt{x}=169-196+289-250=12$
=> $x=(12)^2=144$
=> Ans – (D)
2) Answer (A)
3) Answer (C)
4) Answer (A)
5) Answer (C)
