The sum of three values 12.0, 19.034 and 2.01 | vedclass

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(D) The sum is $12.0 + 19.034 + 2.0143 = 33.0483$.According to the rules for addition in significant figures, the result should be reported to the sam

Vedclass · Accepted Answer

$3$

Vedclass · Answer

(D) The sum is $12.0 + 19.034 + 2.0143 = 33.0483$.According to the rules for addition in significant figures, the result should be reported to the same number of decimal places as the measurement with the fewest decimal places.Here, $12.0$ has $1$ decimal place, $19.034$ has $3$ decimal places, and $2.0143$ has $4$ decimal places.The least number of decimal places is $1$.Rounding $33.0483$ to $1$ decimal place gives $33.0$.The number $33.0$ has $3$ significant figures.

The sum of three values $12.0$, $19.034$ and $2.0143$ is equal to $X$. The number of significant figures in $X$ is

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