5/12 plus what equals 1/2?

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

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

The answer is 7.2 how would you put this as money