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The numbers 2.745 and 2.735 on rounding ...

The numbers 2.745 and 2.735 on rounding off to 3 significant figures will give

A

2.75 and 2.74

B

2.74 and 2.73

C

2.75 and 2.73

D

2.74 and 2.74

Text Solution

Verified by Experts

The correct Answer is:
D
Rounding off 2.745 to 3 significant figures it would be 2.74. Rounding off 2.735 to 3 significant figures it would be 2.74.
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Assertion: A number 2.746 rounded off to three significant figures is 2.75, while the number 2.743 would be 2.74. Reason: In rounding off the uncertain digits, the preceding digit is raised by 1 if the insignificant digit to be dropped is more than 5 and is left unchanged if the latter is less than 5.

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