Answer:
The answer to your question is: 45 numbers
Step-by-step explanation:
50 61 71 81 91 101 111
51 62 72 82 92 102 112
52 63 73 83 93 103 113
53 64 74 84 94 104 114
54 65 75 85 95 105 115
55 66 76 86 96 106 116
56 67 77 87 97 107 117
57 68 78 88 98 108 118
58 69 79 89 99 109 119
59 70 80 90 100 110 120
60
121 131
122 132
123 133
124 134
125 135
126 136
127 137
128 138
129 139
130 140