Please help me, I have too many points and willing to give more than the lowest away.

What is the prime factorization of 195

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

How can you find the mean absolute deviation (mad) for this set of data?