Juan has $10. He recently got a job and now makes $9.15 an hour. He now has $760.30. How many hours has he worked?
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Mon had 100 kg of water, dumped it into 10kg of pure salt, namely 100% salt, what happened? well, it ended up with 100kg + 10kg, or 110kg of saline solution, off which 10kg are just salt.
so, if we take the 110kg to be the 100%, what is 10kg in percentage off of it? namely the salty part.
so, if we take the 110kg to be the 100%, what is 10kg in percentage off of it? namely the salty part.