Can someone please help me and check to see if the ones I did are correct, then see help me for the ones I didn't do. HELP MEDAL

6.68 cm x 2.1 cm = 14.028 .....?
6.721 m x 5.28 m = 35.48688 = 35.4 m squared
34.589 ml x 23.0 = 57.089 = 57.0 ml
798 miles / 25 hours = 31.92 need help figuring out
2.570 cm x 3.0 cm x 2.216 cm = 17.08536 = 17.0 cm cubed?
94 kg +22 kg + 32.188 kg = 148.188 ?? help

Question

Can someone please help me and check to see if the ones I did are correct, then see help me for the ones I didn't do. HELP MEDAL

6.68 cm x 2.1 cm = 14.028  .....?
6.721 m x 5.28 m = 35.48688 = 35.4 m squared
34.589 ml x 23.0 = 57.089 = 57.0 ml
798 miles / 25 hours  = 31.92 need help figuring out
2.570 cm x 3.0 cm x 2.216 cm = 17.08536 = 17.0 cm cubed? 
 94 kg +22 kg + 32.188 kg = 148.188 ?? help

kkutie7 · Answer

What was given just the multiplication division and addition?

kkutie7 · Answer

I'm trying to figure out if you are doing stoichiometry or sig figs