To solve this question we have to make deduct these 2 years. 2101 minus 1975 will give the answer.
You are 126 years old.
(1512 months are passed.)
From 1975 to 2101 there are 126 years. If you want to learn your age in 2101 (born in 1975) your age is 126.
Let's see what will be your age if you born +1 or -1 from that date.