An airliner travelling from Paris to Toronto took 7 h to cover the 6300 km trip with a tailwind. The return trip, travelling against a headwind took 9 h. Find the wind speed and the average speed of the plane?

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