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Byju's Answer
Standard V
Mathematics
Multiplication of Decimals
The unit digi...
Question
The unit digit in the decimal expansion of
7
25
is
A
1
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B
3
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C
5
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D
7
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Solution
The correct option is
D
7
7
25
=
(
7
4
)
6
.7
=
(
.
.
.
.
.
.
.1
)
.7
=
.
.
.
.
.
.
.
.
.7
∴
unit digit is
7
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Q.
How many digits are there in the repeating block of digits in the decimal expansion of
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(c) 26
(d) 7