A metallurgist needs to make 12Ib, of an alloy containing 49% copper. She is going to melt and combine one metal that is 10% copper with another metal that is 62% copper. How much of each should she use.

Chosen according to the volume of oil it can haul, as shown in at a railway yard, locomotives are used to haul containers carrying the table. locomotive capacity a450 0 -750 cubic feet cg35 750-1,500 cubic feet br73 1,500-2,500 cubic feet yh61 2,500-3,500 cubic feet & the four cylindrical containers listed in the table need to be hauled. cylinder length (ft.) diameter (ft.) fill level a 40 , 12 half b 24 8 full c 16 16 full 6 12 full d match each container to the locomotive needed to haulit a450 cylinder a yh61 cylinder d

The function below is written in vertex form or intercept form. rewrite them in standard form and show your work. y = -3(x-2)(x-4)

The table can be used to determine the solution of equations, 2x − 2y = 6 and 4x + 4y = 28. which solution can be used to fill in both blanks in the table? (2, 5) (5, 2) (5, −8) (−8, 5)