Create a function that applies a discount d to every number in the list.
d
get_discounts([2, 4, 6, 11], "50%") ➞ [1, 2, 3, 5.5] get_discounts([10, 20, 40, 80], "75%") ➞ [7.5, 15, 30, 60] get_discounts([100], "45%") ➞ [45]