Aptitude Preparation: Mock Test, IT Campus Placement, Aptitude Questions and Answers

Subject: Number 3

**Part 3: List for questions and answers of Numbers**

**Q1. What is the smallest 6 digit number exactly divisible by 111?**

a) 100010

b) 100011

c) 100012

d) 100013

**Q2. If xx and yy are positive integers such that (3x+7y)(3x+7y) is a multiple of 11, then which of the followings are divisible by 11?**

a) 9x+4y9x+4y

b) x+y+4x+y+4

c) 4x−9y4x−9y

d) 4x+6y4x+6y

**Q3. 2664÷12÷6=?**

a) 43

b) 41

c) 37

d) 33

**Q4. Which one of the following can’t be the square of a natural number?**

a) 128242

b) 128881

c) 130321

d) 131044

** **

**Q5. (32323 + 7344 + 41330) – (317 × 91) = ?**

a) 54210

b) 54250

c) 52150

d) None of these

**Q6. The number 97215*6 is completely divisible by 11. What is the smallest whole number in place of * ?**

a) 4

b) 2

c) 1

d) 3

**Q7. (12+22+32+…+102)=?**

a) 395

b) 375

c) 55

d) 385

**Q8. If the product 4864 × 9a2 is divisible by 12, then what is the value of a?**

a) 1

b) 2

c) 5

d) 6

**Q9. −88×39+312=? **

a) -3120

b) -3200

c) 3120

d) 3200

**Q10. What least number should be subtracted from 13601 such that the remainder is divisible by 87 ?**

a) 27

b) 28

c) 29

d) 30

**Q11. Which one of the given numbers is completely divisible by 45?**

a) None of these

b) 165642

c) 202860

d) 112330

** **

**Q12. What is the remainder when 17200 is divided by 18?**

a) 3

b) 2

c) 1

d) 4

**Q13. 12+22+32+…+82=?**

a) 204

b) 200

c) 182

d) 214

**Q14. 1+2+3+….+12=? **

a) 66

b) 68

c) 76

d) 78

**Q15. 13+23+33+…+63=?**

a) 451

b) 441

c) 421

d) 401

**Q16. Which one of the following is a prime number ?**

a) 307

b) 437

c) 247

d) 203

**Q17. The difference of the squares of two consecutive even integers is always divisible by**

a) 3

b) 6

c) 4

d) 7

**Q18. Which one of the following numbers is completely divisible by 99?**

a) 115909

b) 115919

c) 115939

d) 115929

**Q19. How many terms are there in the G.P. 4, 8, 16, 32, … , 1024?**

a) 9

b) 8

c) 7

d) 6

**Q20. If a number is divided by 6 , 3 is the remainder . What is the remainder if the the square of the number is divided by 6?**

a) 5

b) 4

c) 3

d) 2

**Part 3: List for questions and answers of Numbers**

Q1. Answer: b

Q2. Answer: c

Q3. Answer: c

Q4. Answer: a

Q5. Answer: c

Q6. Answer: d

Q7. Answer: d

Q8. Answer: a

Q9. Answer: a

Q10. Answer: c

Q11. Answer: c

Q12. Answer: c

Q13. Answer: a

Q14. Answer: d

Q15. Answer: b

Q16. Answer: a

Q17. Answer: c

Q18. Answer: d

Q19. Answer: a

Q20. Answer: c