Posted by Emily on .
Convert 341 m/s into km/h. (I have to leave the final answer to the correct number of digits according to the certainty rule for multiplying and dividing)

Physics 
MathMate,
341 m/s
= 341/1000 km / (1/3600)hr
= 1227.6 km/h
Round this to 3 significant digits (same as the given data).