1.

A body travels uniformly a distance of (20.0 +- 0.2)min time (4.0 + -0.04)s. The velocity of the body is

Answer»

`(5.0 +- 0.4) MS^(-1)`
`(5.0 + -0.2) ms^(-1)`
`(5.0 +- 0.6) ms^(-1)`
`(5.0 +- 0.1) ms^(-1)`

ANSWER :D


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