Gabe amodeo, a nuclear physicist, needs 60liters of a 40%acid solution. he currently has a 30 % solution and a 60% solution. how many liters of each does he need to make the needed 60 liters of 40% acid solution?

Which of these choices show a pair of equivalent expressions?

Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar

The image of the point (-6, -2)under a translation is (−7,0). find the coordinates of the image of the point (7,0) under the same translation.