Question 494396
Distance(d) equals Rate(r) times Time(t) or d=rt;  r=d/t and t=d/r
So:
d=rt
22=r*47
r=22/47= km/min

t=d/r
t=37/(22/47)=37*(47/22)=1739/22=79.045 min
You can solve it by dealing with decimals instead of fractions if you like

Hope this helps---ptaylor