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Question

the length and breath of a metal sheet are 2.325 m and 3.142 m respectively. What is the area of this sheet using proper number of significant figures

A
7.30515 m2
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B
7.3051 m2
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C
7.305 m2
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D
7.31 m2
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Solution

The correct option is A 7.30515 m2
Given A metal sheet with - length =2.325 m Breadth=3.142 m.
Area =×b
Area =(2.325 m)×(3.142)m Area =7.305 m2
In multiplication the significant figures after the decimal is same to the significant figures in the multiples (Lowest).

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