Help a bab out with her mafs, please?

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression