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Mathematics, 25.09.2020 06:01 ashvinmsingh

What is the correct answer to the following calculation, rounded to the correct number of significant digits?
(225.7 g - 79.33 g +0.313 g) x 2.2 g = ?
options are 322.74g^2
same thing without a 4
3.2*10^2 g^2
321g^2
the carrot means squared

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