Answer:
56) 5,722 mL
57) 750 meters
58) 88 km/hr
59) 88 km/? (I can't give you a complete answer if there's no other unit)
60) 5,169g
61) 53.1m/sec
Explanation:
When you are doing sig figs you do its operations normally. However the way you round depes on the operation;
When you are adding or subtracting sig figs you round to the least number of decimal places. In the case where there is no decimal place keep it the same
When you are multiplying or diving sig figs you round to the least amount of sig figs
The work is in the picture
