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Numbers Aptitude Test Paper 5


21) Find the product of face value and place value of 4 in 234567.

  1. 12000
  2. 14000
  3. 16000
  4. 18000

Answer: C

Explanation:

Place value of 4 in 274567 is 4 * 1000 = 4000

Face value of 4 in 274567 is = 4

∴The required product = 4000 x 4 = 16000


22) Find the value of √(6+√(6+√(6+√(6+.......n

  1. 6
  2. √6
  3. 3
  4. 2√3

Answer: C

Explanation:
In case of same type of root values, addition break the given number in a consecutive order, the largest number will be the answer.
i.e., the number is 6, and the consecutive order of six: 2*3, so the answer is 3.


23) Find the value of √(12-√(12-√(12-√(12-.....n

  1. 3
  2. 2√2
  3. 4
  4. 6√6

Answer: D

Explanation:
In case of same type of root values, subtraction breaks the given number in a consecutive order, so the smallest number will be the answer.
i.e., the number is 12, and the consecutive order of six: 4*3
Hence, the answer is 3


24) Find the value of √(7-√(7-√(7-....n.

  1. √7
  2. (√149)-1/7
  3. 7
  4. ((√29-1)/2)

Answer: D

Explanation:
When numbers can't be broken, then we use this formula:
((√4x+1)-1)/2, where x is the given number.
i.e., the number is 7
((√4*7+1)-1)/2
Hence, the answer is ((√29-1)/2).


25) Find the value of √(8√(8√(8√(8√(8√(8√(8.....n.

  1. 4
  2. 2
  3. √64
  4. 8

Answer: D

Solution:
In case of same type of root values multiplication, the number itself will be the answer
i.e., the number is 8.
Hence, the answer is 8.








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