Alana biked 45 miles in 3 hours. how many miles did she bike per hour?

Pls , the question is in the picture!

Polygon mnopq is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image m′n′o′p′q′. the coordinates of point m are (2, 4), and the coordinates of point n are (3, 5). the slope of is .

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.