21.12 is 25.6% of what number

33.52 is what percent of 8

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters