On a certain day the exchange rate was 60 u. s dollars 50 euro. how many us dollars were 70 euro worth that day? show that your awnser is reasonable

This is what I got:

60/50 = X/70
70x60/59 = X
X = 84

Find the perimeter of the figure shown above with a side length 5 units.(each figure is a square).a.10 unitsc.30 unitsb.20 unitsd.40 units select the best answer from the choices providedabcdmark this and return