25 is 40 (); 18 is 12 (). 5 / 8 tons is less than 0.75 tons（ 25 is 40 (); 18 is 12 (). 5 / 8 tons is less than 0.75 tons (); 0.75 tons is more than 5 / 8 tons () The number of white rabbits is known to be 45% of that of grey rabbits, so the number of white rabbits is ()% less than that of grey rabbits

25 is 40 (); 18 is 12 (). 5 / 8 tons is less than 0.75 tons（ 25 is 40 (); 18 is 12 (). 5 / 8 tons is less than 0.75 tons (); 0.75 tons is more than 5 / 8 tons () The number of white rabbits is known to be 45% of that of grey rabbits, so the number of white rabbits is ()% less than that of grey rabbits

25 is 40 (62.5%); 18 is 12 (150%); 5 / 8 tons is less than 0.75 tons (16.7%); 0.75 tons is more than 5 / 8 tons (20%)
If the number of white rabbits is 45% of that of grey rabbits, the number of white rabbits is 55% less than that of grey rabbits
1-45%=55%
If you have any new questions, please don't send them in the form of follow-up questions, send them to me for help or send them to the question link address,