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RRB NTPC Mains or Stage 2 Model Paper 7 with solutions
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© examsnet.com
Question : 2
Total: 120
The value of
3
÷
[
(
8
−
5
)
÷
(
4
−
2
)
+
[
2
+
8
13
]
]
is
15
17
13
17
15
19
13
19
Validate
Solution:
3
÷
[
(
8
−
5
)
÷
(
4
−
2
)
+
[
2
+
8
13
]
]
⇒
3
÷
[
(
3
)
÷
(
2
÷
34
13
)
]
⇒
3
÷
[
(
3
)
÷
(
2
×
13
34
)
]
⇒
3
÷
[
3
×
34
13
×
2
]
⇒
3
×
13
×
2
3
×
34
=
13
17
© examsnet.com
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