1. 144

2. 168

3. 192

4. None of these

Ans :C

**2. Find the greatest number of five digits, which is exactly divisible by 7, 10, 15, 21 and 28.**

1. 99840

2. 99900

3. 99960

4. 99990

Ans :C

1. 13

2. 59

3. 35

4. 37

Ans : D

**5. Given A = 265 and B = (264+263+262+...+20)**

1. B is 264 larger than A

2. A and B are equal

3. B is larger than A by 1

4. A is larger than B by 1

Ans :D

1. 44

2. 22

3. 19

4. None of these

Ans :A

1. 2,00,000

2. 1,05,000

3. 4,05,000

4. 6,50,000

Correct answer- B

**8. Solve the inequality 33x-2 > 1**

1. x > 1

2. x > 3

3. x > 2/3

4. x > 1/3

Ans :C

**9. The largest number amongst the following that will perfectly divide 101100 - 1 is**

1. 100

2. 10000

3. 100100

4. 100000

Ans : 2

**10. What is the highest power of 7 in 5000!? (5000! means factorial 5000)**

1. 4998

2. 714

3. 832

4. 816

Ans :C

1. 24

2. 27

3. 54

4. 68

Ans :B

1. 4! - 3!

2. 4

3. 8

4. 6

Ans :B

1. 3

2. 21

3. 59

4. 68

Ans :C

**14. What is the reminder when 91 + 92 + 93 + ...... + 99 is divided by 6?**

1. 0

2. 3

3. 4

4. None of these

Ans :B

**15. How many times will the digit 0 appear between 1 and 10,000?**

1. 4000

2. 4003

3. 2893

4. 3892

Ans :C

**16. What is the total number of different divisors of the number 7200?**

1. 20

2. 4

3. 54

4. 32

Ans :C

1. 144

2. 72

3. 108

4. 216

Ans :B