SOLUTION: How much of Brand A fruit punch (12% fruit juice) must be mixed with 4L of apple juice to create a mixture containing 44% fruit juice? 9L of a sugar solution was mixed with 3l o

Algebra.Com
Question 902952: How much of Brand A fruit punch (12% fruit juice) must be mixed with 4L of apple juice to create a mixture containing 44% fruit juice?
9L of a sugar solution was mixed with 3l of a 57% sugar solution to make a 36% sugar solution. Find the percent concentration of the first solution.

Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
How much of Brand A fruit punch (12% fruit juice) must be mixed with 4L of apple juice to create a mixture containing 44% fruit juice?
0.12*x+4=0.44(4+x)
0.12*x+4=1.76+.44x
2.24=.32x
x=7
0.12*7+4=0.44(4+7)
0.12*7+4=0.44(11)
.84+4.00=4.84
ok
9L of a sugar solution was mixed with 3l of a 57% sugar solution to make a 36% sugar solution. Find the percent concentration of the first solution.
9*x+0.57*3=0.36(9+3)
9*x+1.71=4.32
9x=2.61
x=.29

RELATED QUESTIONS

How much of Brand A fruit punch (16% fruit juice) must be mixed with 5 gal. of apple... (answered by josgarithmetic)
How much of Brand A fruit punch (40% fruit juice) must be mixed with 2 L of grape juice... (answered by josgarithmetic,greenestamps)
How much of Brand A fruit punch (45 % fruit juice) must be mixed with 2 gal. of Brand B... (answered by josgarithmetic)
How much of Brand A fruit punch (55% fruit juice) must be mixed with 2 L of Brand B... (answered by mananth,josgarithmetic,ikleyn,greenestamps)
How much Brand A fruit punch (20% fruit juice) must be mixed with 8 L of Brand B fruit... (answered by lwsshak3)
how much of Brand A fruit punch (24% fruit punch) must be mixed with 6 gal. of Brand B... (answered by stanbon,amalm06)
How much of a brand a fruit punch ( 35 % fruit punch ) must be mixed with 8 litter of... (answered by stanbon)
How many cups of grape punch containing 10% fruit juice and berry punch containing 20%... (answered by stanbon)
To make a 6.0 L of a fruit punch that contains 12% v/v ethanol, how much 90% ethanol must (answered by josgarithmetic)