Which line from Utopia is an example of an anecdote? The folly of men has enhanced the value of gold and silver because of their scarcity; whereas, on the contrary, it is their opinion that Nature, as an indulgent parent, has freely given us all the best things in great abundance . . .

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How. many question are on the aspire science test

Raul has one solution that is 20% acid by volume and one solution that is 50% acid by volume. he plans to mix together some of each solution to create 30 milliliters of a solution that is 40% acid by volume. how many milliliters of the 20% acid solution should raul use to create the 40% acid solution? can someone explain this to me? i know that the answer is 10 milliliters, but i don't know how to get it.