41, 43, 47, 53, 61, 71, 73, 81 (a) 61         (b) 71          (c) 73          (d) 81

73, 71, 67, 61, 59, ….

41, 43, 47, 53, 59, 59, ?, 67, 71, 73, 79, ?, 89, 97

61, 72, ?, 73, 59, 74, 58

11, 13, 17, 19, 23, 29, 31, 37, 41, (.....) (a) 43 (b) 47 (c) 53 (d) 51

Find the odd man out : 41,43,47,53, 61, 71, 73,81

61, 66, 70, 71, 76, ? , 81, 86, 70, 91

Find the greatest number that will divide 964, 1238 and 1400 leaving remainders 41, 31 and 51 respectively. (a) 61 (b) 71 (c) 73 (d) 81

In Fig.39, the value of k is (a) (77)/8 (b) (73)/8 (c) (71)/8 (d) (75)/8

In Fig.39, the value of k is (a) (77)/8 (b) (73)/8 (c) (71)/8 (d) (75)/8

Express each of the following as a Roman numeral : (i) 2 (ii) 8 (iii) 14 (iv) 29 (v) 36 (vi) 43 (vii) 54 (viii) 61 (ix) 73 (x) 81 (xi) 91 (xii) 95 (xiii) 99 (xiv) 105 (xv) 114