The weights of Rashmi and Anisha are 79.725 kg and 69.45 kg, respectively. What are the number of significant digits in the difference between their weights?

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Solution

The correct option is D
5

The given weights are 79.725 and 69.450 kg respectively.

$79.725$
$- 69.450$
$¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯$
$10.275 k g$
$¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯$
Hence, the number of significant digits in the result is 5.

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The weights of Rashmi and Anisha are 79.725 kg and 69.45 kg, respectively. What are the number of significant digits in the difference between their weights?

The correct option is D 5 The given weights are 79.725 and 69.450 kg respectively. 79.725 −69.450 ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ 10.275 kg ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ Hence, the number of significant digits in the result is 5.

The correct option is D
5

The given weights are 79.725 and 69.450 kg respectively.

$79.725$
$- 69.450$
$¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯$
$10.275 k g$
$¯ ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ ¯$
Hence, the number of significant digits in the result is 5.