If 4 boxes weigh 0.82 pounds each what is the total weight

The highest common factor of 132 and 220

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles