Asked by Mark

How many ounces of 1% antifreeze solution must be added to 100 ounces of 40%
antifreeze solution to obtain a 16% antifreeze solution?

how do I set this equation up?

Answers

Answered by Reiny
amount of the 1% stuff to be added ---- x ounces

.1x + .4(100) = .16(x + 100)

solve for x
Answered by Steve
but first change .1x to .01x

...
Answered by Reiny
Thanks Steve, how sloppy of me

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