Mathematics, 28.03.2020 15:29 fcccxx54311
(ii) Round off the number of seconds in an hour to 1 significant figure.
4000
A plane travels at a speed of 212 mph.
b) By rounding 212 to 1 significant figure and using your answer
to part (ii), work out an estimate for the number of seconds the plane
takes to travel 1 mile.
Total marks: 4
Answers: 2
(ii) Round off the number of seconds in an hour to 1 significant figure.
4000
A pl...
4000
A pl...
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