How much of 30% HCl and 45% HCl would be needed to mix and produce 50 liters of 35% HCl? About 39 & 11 liters
About 36 & 14 liters
About 30 & 20 liters
About 33 & 17 liters

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 = ?

Divide. write in the simplest form. 4 1/6 divided by 10

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.