The radius of a sphere is (2.6 ± 0.1) cm. The percentage error in its volume is;
(0.1 / 2.6) × 100%
(0.1 / (3 × 2.6)) × 100%
(0.1 / (3 × 2.6)) × 100%
(0.1 / 2.6) %

A unitless quantity;
NextGiven below are two statements: one is labelled as Assertion A and the other is
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