Kayla and Jessica each improved their yards by planting grass sod and ornamental grass. They bought their supplies from the same store. Kayla spent $94 on 11 ft² of grass sod and 1 bunch of

ornamental grass. Jessica spent $98 on 10 ft² of grass sod and 3 bunches of ornamental grass.

What is the cost of one ft² of grass sod and the cost of one bunch of ornamental grass?