Answer :
K = 94, 95, and 96
96 - 7 = 89
95 - 7 = 88
94 - 7 = 87
94 + 7 = 101
95 + 7 = 102
96 + 7 = 103
96 - 7 = 89
95 - 7 = 88
94 - 7 = 87
94 + 7 = 101
95 + 7 = 102
96 + 7 = 103