Selby walked for a while at 4mph and then jogged the rest of the way at 8mph. if she covered 56 miles in 10 hrs how far did she walk and how far did she jog?

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