What is the fuel oil ratio for 89 Kawasaki 650 Jet Ski?

This ratio should be 40:1 on break in and 47-50:1 on post break in. Here is a link to calculate it http://www.stumbleupon.com/demo/?friend=5815155&msg=Gas%2FOil+Conversion+Calculator#url=http://www.csgnetwork.com/oilfuelcalc.html