I believe angles R and Q are corresponding, as well as angles P and S. The angles correspond with one another because the rings match up with one another. R and Q both have one ring, and P and S both have two rings.
1 decigram is 100 milligrams so the flea weighs 800 milligrams and 800-3=797 so the flea weighs 727 milligrams more than the ant
Answer: The answer is y= -6/7x+1
??? Im lost in this question, could you be more specific?