Question

The numbers 2.735 and 2.785 on rounding off to three significant figures will be respectively

Answer 1

WHEN ROUNDING OFF TO THREE

SIGNIFICANT FIGURES:-

2.73 AND 2.78 RESPECTIVELY

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Answer 2

$\huge\underline\mathfrak\red{Answer}$

↔Here RULE used will be :

When figures are rounded off according to significant figure then,if unit digit is 5..then digit of preceeding number is seen.

⭐If it is even,digit remains unaffected.

⭐If it is odd,then +1 is added to digit.

Now Answer will be↘

a)2.74

b)2.78

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