The answer is 31%.
Hope this helps.
This is because astronauts can't sprinkle salt and pepper on their food in space. The salt and pepper would simply float away. There is a danger they could clog air vents, contaminate equipment or get stuck in an astronaut's eyes, mouth or nose. Astronauts eat three meals a day: breakfast, lunch and dinner.
Well first I think you have to do 500-10%=450 Then I think you do 450x15=6750 I hope this helps. :)
I think i may know what your asking, is it a angle at a point? I don’t know what your asking so that a guess based off what i know from your question.