Question:
The length and breadth of a rectangular sheet are 16.2 cm and 10.1 cm, respectively. The area of the sheet in appropriate significant figures
and error is
(a) 164 ±3 cm2
(b) 163.62 ± 2.6 cm2
(c) 163.6 ±2.6 cm2
(d) 163.62 ±3 cm2
Solution:
The correct answer is (a) 164 ± 3 cm2