I would select A. Nitrogen due to the fact Nitrogen is found in most soil samples and Aluminum and mercury are metals. Also, limestone i don't find beneficial to plants whatsoever.
The correct answer is actually the B answer choice
The answer is true a lot of teachers have kids
i am not sure but i think its 3
Using compound interest, it is found that the approximate difference in the number of years that calvin and makayla have their money invested is given as follows:
Makayla invests her money 2 years longer.
<h3>What is compound interest?</h3>
The amount of money earned, in compound interest, after t years, is given by:
In which:
- A(t) is the amount of money after t years.
- P is the principal(the initial sum of money).
- r is the interest rate(as a decimal value).
- n is the number of times that interest is compounded per year.
- t is the time in years for which the money is invested or borrowed.
For Calvin, the parameters are given as follows:
Hence:
For Makayla, the parameters are given as follows:
Hence:
12 - 10 = 2, hence Makayla invests her money 2 years longer.
More can be learned about compound interest at brainly.com/question/25781328