1.

The area of a rectangular field (in m2 ) of length 55.3 m and breadth 25 m after rounding off the value for correct significant digits is : (1) 1382 (2) 1382.5 (3) 14 × 102 (4) 138 × 101

Answer»

Correct option is (3) 14 x 102 

Area = Length x Breadth 

= 55.3 x 25 

= 1382.5 

= 14 x 102

Resultant should have 2 significant figures.



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