1. Which one of the following is a prime number ? (5)
- 1. 119
- 2. 187
- 3. 247
- 4. 551
- 5. None of these
2. The sum all even natural numbers between 1 and 31 is: (3)
- 1. 16
- 2. 128
- 3. 240
- 4. 512
3. The difference between the place value and the face value of 6 in the numeral 856973 is (3)
- 1. 973
- 2. 6973
- 3. 5994
- 4. None of these
4. If a and b are odd numbers, then which of the following is even ? (1)
- 1. a + b
- 2. a + b + 1
- 3. ab
- 4. ab + 2
- 5. None of these
5. Which one of the following numbers is completely divisible by 99? (4)
- 1. 3572404
- 2. 135792
- 3. 913464
- 4. 114345
- 5. None of these