How many feet is 4 acres

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 inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.