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Sarah invested $38,700 in an account that paid 6.2% annual interest, compounding monthly. She left the money in this account, collecting interest for three full years. Approximately how much interest did she earn in the last month of this period?
Peter invests $100,000 in an account that pays 12% annual interest: the interest is paid once, at the end of the year. Martha invests $100,000 in an account that pays 12% annual interest, compounding monthly at the end of each month. At the end of one full year, compared to Peter's account, approximately how much more does Martha`s account have?
n is a positive integer

Quantity A

$$(0.99)^{n}$$

Quantity B

0.01


Which of the following are equal to $$(\frac{1}{560})^{-4}$$?

Indicate all correct answers.
If $$(-\frac{1}{2})^{N}>(-8)$$,which of the following could be the value of N?
$$\sqrt{\sqrt{\sqrt{3x}}}=\sqrt[4]{2x}$$,, what is the greatest possible value of x?_____
$$\sqrt{0.00001}$$
What is the remainder when $$3^{283}$$?is divided by 5?
What is the Greatest Common Factor (GCF) of$$25x^{2} and 16y^{4}?$$
If $$p={1\over\sqrt{14}-\sqrt{13}}$$ and $$q={1\over\sqrt{14}+\sqrt{13}}$$ then $$p^{2}+2pq+q^{2}=$$
What is the units digit of $$18^{47}$$?
$$(\sqrt{5+\sqrt{5}}-\sqrt{5-\sqrt{5}})^{2}=$$
If $$2^{k}=3$$,then $$2^{3k+2}=$$
If -1 < x < 0, which of the following is correct?
If $$2^{2n}?+2^{2n}?+2^{2n}?+2^{2n}?=4^{24}$$,then n =
If $${8^{5}·4^{6}\over16^{n}}=32^{1-n}$$ then n =
If x and y are both positive then $$\sqrt{72x^{3}y^{16}}$$
If 2 ÷ 2 ÷ 2 ÷ 2 ÷ 2 = $$2^{x}$$, then x =
If$$72^{4}$$is the greatest common divisor of positive integers A and B, and $$72^6$$ is the least common multiple of A and B, then AB=
If $$4^{n}?+4^{n}?+4^{n}?+4^{n}?+=4^{16}?$$,then n =
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