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Mathematics 6 Online
OpenStudy (anonymous):

How many kg of pure salt must be added to 8 kg of a 30% solution to obtain a 35% soltution? Round to the nearest tenth. A. 0.4 B. 0.6 C. 0.8 D. 1.0

OpenStudy (anonymous):

0.6 ?

OpenStudy (anonymous):

Thank you

OpenStudy (anonymous):

Glad to help :)

hero (hero):

FFM, you know better than to post just answers.

OpenStudy (anonymous):

My apologies, I was practicing a new trick, I solved this one mentally.

hero (hero):

That doesn't mean post the answer.

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