The number of significant figures in all the given numbers $25.12, 2009, 4.156$ and $1.217 \times {10^{ - 4}}$ is
The number of significant figures in all the given numbers $25.12, 2009, 4.156$ and $1.217 \times {10^{ - 4}}$ is
$1$
$2$
$3$
$4$
The number of significant figures in all the given numbers $25.12, 2009, 4.156$ and $1.217 \times {10^{ - 4}}$ is
The number of significant figures in all of the given number is $4$.
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