How many gallons of a 80% antifreeze solution must be mixed with 60 gallons of 30% antifreeze to get a mixture that is 70% antif
reeze?
1 answer:
Let x be the number of gallons.
(x)(80%) + (60)(30%) = (x+60)((70%)
0.8x + 18 = 0.7x +42
0.8x - 0.7x = 42-18
0.1x = 24
and x = 240 Gal.
You might be interested in
Answer:
its B
Step-by-step explanation:
1834 bfc I believe that’s the right answer
Answer:
The expense of the visit to dental specialist is equivalent to (50+100n)
Step-by-step explanation:
Answer:
36
Step-by-step explanation: