41.17 × 17 = ?
Ans:289
42.24 × 25 = ?
Ans:600
43.Square of 15 = ?
Ans:225
44.Square of 21 = ?
Ans:441
45.Cube of 6 = ?
Ans:216
46.Cube of 9 = ?
Ans:729
47.Square root of 196 = ?
Ans:14
48.Square root of 324 = ?
Ans:18
49.Square root of 441 = ?
Ans:21
50.Cube root of 343 = ?
Ans:7
51.Square of 25 = ?
Ans:625
52.Square root of 625 = ?
Ans:25
53.2, 4, 8, 16, ? (number series)
Ans:32
54.5, 10, 20, 40, ? (number series)
Ans:80
55.1, 4, 9, 16, ? (number series)
Ans:25
56.3, 6, 12, 24, ? (number series)
Ans:48
57.1, 1, 2, 3, 5, 8, ? (number series)
Ans:13
58.100, 90, 81, 73, ? (number series)
Ans:66
59.7, 14, 28, 56, ? (number series)
Ans:112
60.2, 6, 12, 20, 30, ? (number series)
Ans:42