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Byju's Answer
Other
Quantitative Aptitude
Base Systems
493÷72=?
Question
(
49
)
3
÷
(
7
)
2
=
?
A
2401
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B
49
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C
343
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D
7
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E
None of these
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Solution
The correct option is
A
2401
H
e
r
e
,
(
7
2
)
3
÷
(
7
)
2
=
?
⇒
(
7
)
6
÷
7
2
=
?
⇒
7
6
−
2
=
?
[
∵
7
6
÷
7
2
=
7
6
−
2
]
⇒
?
=
7
4
=
7
×
7
×
7
×
7
=
2401
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