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Byju's Answer
Standard VIII
Mathematics
Finding the Square of a Number
If √ 0.04× ...
Question
If
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
√
b
, what is the value of
a
b
?
A
0.016
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B
1.60
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C
0.16
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D
16
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Solution
The correct option is
C
0.016
Given :
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
√
b
Squaring both the sides :
⇒
0.04
×
0.4
×
a
=
(
0.4
)
2
×
(
0.04
)
2
×
√
b
2
⇒
0.04
×
0.4
×
a
=
(
0.4
)
2
×
(
0.04
)
2
×
b
⇒
a
b
=
0.4
×
0.4
×
0.04
×
0.04
0.04
×
0.4
⇒
a
b
=
0.4
×
0.04
⇒
a
b
=
0.016
The value of
a
b
is
0.016
Suggest Corrections
0
Similar questions
Q.
If
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
√
b
, the value of
b
a
is
Q.
If
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
√
b
, the value of
b
a
is
Q.
If
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
√
b
then find the ration
a
b
.
Q.
If
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
√
b
then find the ratio
a
b
.
Q.
Solve:
√
0.04
×
0.4
×
a
=
0.4
×
0.04
×
−
√
b
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