Influxes of Asian and African americans
Answer:
I believe its copper and nickel.
Explanation:
I am not completely sure, just throwing an opinion
<span>It is likely that the psychologist endorses the "evolutionary" approach.
The evolutionary approach endeavors to clarify mind and behavior as far as organic structures and procedures that have advanced more than hundreds to thousands of ages. This approach expect that species have developed methods for reacting (subjectively, inwardly, and typically) to ecological occasions on the grounds that these reactions prompted more noteworthy survival and conceptive accomplishment in genealogical population.
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Answer:
It will take 12 hours to fill the tank
Step-by-step explanation:
Proportions
Tap A fills a tank in 4 hours. It means each hour it fills 1/4 of the tank.
Tap B fills the tank in 3 hours. Each hour it fills 1/3 of the tank.
Tap C empties the tank when full in 2 hours. Each hour it empties 1/2 of the tank.
Each hour, the tank gets filled by:
Since the tank fills 1/12 of its capacity in one hour, it follows that it will take 12 hours to fill the tank
