Step-by-step explanation: There will always more paws to ears. And there will always be more ears to tails. Only one where this is shown is in letter D.
Writing an equation is the easiest way to figure this out. b = boys, g = girlsb = 3/4g35 students = g + b35 = g + 3/4g35 = 7/4g35/7/4 = g20 girls35 - 20 = b or 3/4(35) = b15 boys