How much pure dye must be added to 4 gal of a 25% dye solution to increase the solution to 40% (hint: pure dye is 100% dye.)

explain answer

What is the solution of sqrt x+2-15=-3

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.