Idk how to do these

Question

Idk how to do these

anonymous · Answer

attachment

anonymous · Answer

OK, well, there are 360 degrees in a circle, right?  So, everything together is 360.  You want a pair of ratios to solve for the football part.

anonymous · Answer

Just want to add something you could also just do it as a percentage. But OMG this is aleks isn't it?

anonymous · Answer

Yeah it is 1DEA

anonymous · Answer

A ratio is a way of finding a percentage.

anonymous · Answer

I still dont understand :S

anonymous · Answer

so can you calculate the percentage people that put football as their favorite sport?

jhonyy9 · Answer

so then add togheter will get 1200 
so you know thet the central angle has 360 degree 

then you can writing 

1200 people mean 360 degree so to football 
312 people mean    x degree 

---------------------------

x = 312*360/1200 = 312*36/120 = 93,6 degree 

hope this will help you