The ratio for population density is population:area
Using this, we find that choices 1, 4, and 5 are true,
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Answer:
I think the an 8..good luck
2√20 and 4*5^1/2. Explanation Below:
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When we simplify 2√20, we get 4√5, and 5^1/2 is √5. Therefore, 4*5^1/2 is 4√5.
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Hope this helps!
Add up all the numbers & divide by the number of numbers. That should give you the mean.
1a+-1+a I believe that would be the answer
