One salt solution is 15% salt and another is 20%. How many cm^3 of each solution must be mixed to get 60cm^3 of a 18% salt solution?
Amount of 15% solution=________cm^3
Amount of 20% solution=________cm^3

Question

hero · Answer

Amount of 15% Solution = 24
Amount of 20% Solution = 36

hero · Answer

Do you get immediate feedback on these or no?

anonymous · Answer

Yes, I do!

hero · Answer

Oh, well, thank goodness it was right

hero · Answer

Would you like to know how to do these?

anonymous · Answer

That would be great!

hero · Answer

Well, I know the best way to help you and I hope you are able to because I can really help you understand these. Do you have skype?

anonymous · Answer

Unfortunately I do not

lilg132 · Answer

do i need skype as well if i want to know how to work it out LOL !

hero · Answer

I wasn't talking to you lilg

lilg132 · Answer

i would like to know how you work it out 'hero'

hero · Answer

I meant that it would be easier to explain using skype. That's all

hero · Answer

Okay, I will show you

hero · Answer

And this is only how I set it up. I don't know how other people do it

hero · Answer

Draw three beakers. The contents inside represent the percent solution. The x and y variables represent the total amount of solution in each beaker. And you will add the contents of the first two beakers to get the amount in the third beaker: 

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