Answer:
water : 90 ounces
salt solution: 90 ounces
Step-by-step explanation:
Call w the amount of water and call the solution containing 30% salt.
We want to get 180 ounces of a mixture with 15% salt.
So:
The amount of mixture will be:

the amount of salt will be



Now we substitute the value of s in the first equation and solve for w


Answer:
:The height of the building is 30ft
Step-by-step explanation:
The answer to the following question is 61
Answer:
X= 25, the second one is 22, the third one is 19
y=20, the second one is 17, the thirst one is 12
The terms in patten y is 5 less than the terms in pattern x
Step-by-step explanation:
1 dog and 2 cats..................................