1: (a) Find 1050 mod 91. (6) Find 2827" mod 25. (e) Find a positive integer k such that the number 3* ends with the digits 0001. (a) With the help of the following table of powers of 5 mod 64, solve 11/9 = 17 mod 64. 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 25 61 45 33 37 57 29 17 21 41 13 1 63 59 39 3 15 11 55 19 31 27 7 35 47 43 23 51 63 49 53 9