Let x=gallons of 80% solution to be mixed
x+80=gallons go final 70% mixture
..
80%*x+30%*80=70%*(x+80)
.8x+24=.7x+56
.1x=32
x=320
gallons of 80% solution to be mixed=320
Answer:
June 17
Step-by-step explanation:
the least common multiple of 4 and 6 is 12. Add 12 to June 5 and you get June 17
Your answer is 21 for this one.
Answer:
angle b is 30 degrees
Step-by-step explanation:
a right angle is 90 degrees so you can do 90 -60 witch gets you 30 degrees
Step-by-step explanation:
4
Add all to get 32
Divide by the number of items which is 8
answer =4