9000 for 5 years at 4.5% compounded monthly

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'