If angle 2 is 60 degrees what is the measure of angle 6

If f(x)=3 over x+2 - square root x-3 then f(7)=

Acompany had forty one employees and ordered nine hundred eighty uniforms for them. if they wanted to give each employees the same number of uniforms, how many more uniforms should they order so they don't have any extra

If the average of x,y and z is 15 what is their sum