Calculate amount of oil to be added to a tank of gasolene for
use in a 2-cycle engine of a given oil/gas mix ratio.
tags: ratio,Petrol/Oil Mixture Ratio, Gas, Gasoline,
golf carts, motorcycles, snowmobiles, blowers, chainsaws,
tillers, rotary plows, utility tractors, commercial two cycle carts,
garden tools, motor scooters, motor skates