Free 100 points if you can answer this
2+2-4=

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Which of the following are parts of a sphere

In the triangles, bc =de and ac fe. if the mzc is greater than the mze, then ab isdfelth