AMO 2027 Grades 6-7 SET 10 - Self-study Question 6

The cost of a T-shirt and a skirt was $\$85$. Janet bought 6 such T-shirts, 2 such skirts and a hat for $\$430$. If the cost of 1 T-shirt and 1 hat was $\$125$, find the cost of 1 skirt.