1. The sum of how many terms of the series 6 + 12 + 18 + 24 + … is 1800 ? (2)
- 1. 16
- 2. 24
- 3. 20
- 4. 18
- 5. 22
2. (51+ 52 + 53 + … + 100) = ? (4)
- 1. 2525
- 2. 2975
- 3. 3225
- 4. 3775
3. 1904 x 1904 = ? (3)
- 1. 3654316
- 2. 3632646
- 3. 3625216
- 4. 3623436
- 5. None of these
4. Which one of the following is a prime number ? (3)
- 1. 161
- 2. 221
- 3. 373
- 4. 437
- 5. None of these
5. The smallest 6 digit number exactly divisible by 111 is: (3)
- 1. 111111
- 2. 110011
- 3. 100011
- 4. 110101
- 5. None of these