APTITUDE QUIZ 25

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APTITUDE QUIZ

Q1. 325325 is a six digit number. It is divisible by:

  1. 7 only
  2. 11 only
  3. 13 only
  4. all 7,11 and 13

 

Q2. When the sum of two numbers is multiplied by 5, the product is divisible by 15. Which one of the following pairs of numbers satisfies the above condition?

  1. 240, 355
  2. 250, 341
  3. 245, 342
  4. 250, 261

 

Q3. 5*2 is a three digit number with * is a missing digit. If the number is divisible by 6, the missing digit is:

  1. 0
  2. 2
  3. 5
  4. 7

 

Q4. A 4 digit number is formed by repeating a 2 digit number such as 2525, 3232 etc. Any number of this form is exactly divisible by:

  1. 7
  2. 11
  3. 13
  4. Smallest 3 digit prime number

 

Q5. The value of P, when 4864 x 9P2 is divisible by 12, is:

  1. 2
  2. 5
  3. 8
  4. None of these

 

Q6. The difference between two numbers is 1365. When the larger number is divided by the smaller one, the quotient is 6 and the remainder is 15. The smaller number is:

  1. 240
  2. 270
  3. 295
  4. 360

 

Q7. What least value must be assigned to * so that the number 63576*2 is divisible by 8?

  1. 1
  2. 2
  3. 3
  4. 4

 

Q8. A number is multiplied by 11 and 11 is added to the product. If the resulting number is divisible by 13, the smallest original number is:

  1. 6
  2. 12
  3. 22
  4. 52

 

Q9. The largest number that exactly divides each number of the sequence

(15 – 1), (25 – 2), (35 – 3), ….., (nn – n), ……. is:

  1. 5
  2. 15
  3. 30
  4. 45

 

Q10. When a certain number is multiplied by 13, the product consists entirely of fives. The smallest such number is:

  1. 41625
  2. 42315
  3. 42516
  4. 42735

 

Q11. How many three digit numbers are divisible by 6 in all?

  1. 149
  2. 150
  3. 155
  4. 169

 

Q12. The number of times 99 is subtracted from 1111 so that the remainder is less than 99 is:

  1. 10
  2. 11
  3. 12
  4. 13

 

Q13. The greatest number by which the product of three consecutive multiplies of 3 is always divisible is:

  1. 54
  2. 81
  3. 162
  4. 243

 

Q14. –9 ÷ 19 = ?

  1. 0
  2. 5
  3. –4
  4. –5

 

Q15. 6897 is divisible by:

  1. 11 only
  2. 19 only
  3. both 11 and 19
  4. neither 11 nor 19

 

Q16. The smallest value of n, for which 2n + 1 is not a prime number is:

  1. 3
  2. 4
  3. 5
  4. 6

 

Q17. Find the sum of prime numbers lying between 60 and 75.

  1. 199
  2. 201
  3. 211
  4. 272

 

Q18. The largest natural number which exactly divides the product of any four consecutive natural numbers is:

  1. 6
  2. 12
  3. 24
  4. 120

 

Q19. -95 ÷ 19 = ?

  1. -5
  2. -4
  3. 0
  4. 5

 

Q20. The units digit in the product 274 x 318 x 577 x 313 is:

  1. 2
  2. 3
  3. 4
  4. 5

 

-:ANSWERS:-

1ANSWER:D

2ANSWER:B

3ANSWER:B

4ANSWER:D

5ANSWER:D

6ANSWER:B

7ANSWER:C

8ANSWER:B

9ANSWER:C

10ANSWER:D

11ANSWER:B

12ANSWER:B

13ANSWER:C

14ANSWER:D

15ANSWER:C

16ANSWER:B

17ANSWER:D

18ANSWER:C

19ANSWER:A

20ANSWER:A